MERCRUISER 4 CYLINDER 153 C.I.D.120 HP
Model 120 Engine LOG STYLE DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-63122 Direct replacement water cooled exhaust manifold. Replaces Mer- Cruiser part # B-63122A1.
MC-20-55538 Direct replacement exhaust elbow/ riser. Replaces MerCruiser part # B-39920 and # B-55538A2. MC-20-55538P Riser to exhaust manifold mounting package. 1-39949P Choke oven cover assembly. Not pictured. 1-47638 Direct replacement exhaust manifold end cap/connector (front). Replaces MerCruiser part # B-47638. 1-47638P Exhaust manifold end cap/connector (front) mounting package. MC 29 60372 1-73811 Direct replacement exhaust manifold end cap (rear). 1-73811P Exhaust manifold end cap (rear) mounting package. MC-1-35898P Intake manifold mounting package. MC-1-63122P Exhaust manifold mounting package. MC-29-47587 Direct replacement lower thermostat housing. MC-29-60372 Direct replacement upper thermostat housing. MC47-475KIT Thermostat kit (includes gasket and hermostat). MC47-27-35898 Direct replacement intake manifold gasket. MC47-27-35898A4 Exhaust manifold gasket set. MC47-27-39915 Direct replacement exhaust manifold to exhaust elbow gasket. MC47-27-39917 Direct replacement exhaust manifold end cap/connector gasket. MC47-27-39923 Direct replacement exhaust manifold MC47-27-52546 Direct replacement exhaust manifold to cylinder head gasket. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER 4 CYLINDER 181 C.I.D.14- HP
Model 140 Engine LOG STYLE DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-52390 Direct replacement water cooled exhaust manifold. Replaces MerCruiser part # B-52390A1. For serial # 3332138 and up.
MC-20-60426 Direct replacement exhaust elbow riser (utilizes a stainless steel sleeve at the water/air mixing area). Replaces MerCruiser part #B-60426A1. MC-20-76351 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76351A1. Not pictured. 1-54870 Direct replacement exhaust manifold rear end cap. Serial # 4481625 and below. 1-54870P Rear end cap mounting package. 1-60252 Direct replacement exhaust manifold end cap/connector. Replaces MerCruiser part # B-60252. 1-60252P Front end plate mounting package. 1-73813 Direct replacement exhaust manifold rear end cap. Serial # 4481625 and up. MC-1-52390P Exhaust manifold mounting package. MC-20-55730 Stainless steel fresh water cooling block off plate for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27-52076. MC-20-60207 Stainless steel block off plate (with vent hole) for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27- 52076. Used in pre-heating plumbing systems. MC-20-60426P Exhaust riser elbow mounting package. For use with both MC-20- 60426 and MC-20-76351 risers. MC-20-61851A3 Manifold to riser 3” spacer (single block). Includes all mounting hardware, gaskets and drain plug. MC-29-47587 Lower thermostat housing. MC-29-60372 Upper thermostat housing. MC47-475KIT Thermostat kit (includes gasket and thermostat). MC47-27-48043 Direct replacement exhaust manifold end cap/connector gasket (will fit both ends). MC47-27-52076 Direct replacement exhaust elbow to exhaust manifold gasket. MC47-27-53354 Direct replacement exhaust manifold to cylinder head gasket. MC47-27-53354A1 Exhaust manifold gasket set. MC47-27-73814 Direct replacement exhaust manifold end cap gasket. Utilized with 1-73813 rear end cap. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER 4 CYLINDER 153 and 181 C.I.D. 120 HP (2.5L), 140 HP (3.0L)
Models 120 R and 140R-MR/Alpha 1 Engine LOG STYLE DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-95862 Direct replacement water cooled manifold (Rochester (3 1/4” X 1 7/8”) bolt pattern). 6 bolt mounting. Replaces MerCruiser part # 95862A9 (no choke stove).
MC-1-96705 Direct replacement water cooled manifold (Rochester (3 1/4” X 1 7/8”) bolt pattern). 6 bolt mounting. Replaces MerCruiser part # 96705A1. MC-1-99798 Direct replacement water cooled manifold (MerCarb (3 11/16” X 2”) bolt pattern). 6 bolt mounting. Replaces MerCruiser part # 99798A9. MC-20-12076 Direct replacement exhaust riser. Replaces MerCruiser part # 12076A2. MC-20-76325 Direct replacement exhaust riser. Re- places MerCruiser part # 76325A2. 1-60252 Direct replacement exhaust manifold end cap/connector. Replaces MerCruiser part # B-60252. 1-60252P Front end plate mounting package. 1-99197 Direct replacement exhaust manifold rear end cap/lifting eye. 1-99179P Rear end cap mounting package. MC-1-99798P Exhaust manifold to cylinder head mounting package. MC-20-12076 P/Riser mounting package MC-20-61851A3 Manifold to riser 3” spacer (single block). Includes all mounting hardware, gaskets and drain plug. MC-29-47587 Lower thermostat housing. MC-29-60372 Upper thermostat housing. MC47-475KIT Thermostat kit (includes gasket and thermostat). MC47-27-48043 Direct replacement exhaust manifold end cap/connector gasket (will fit both ends). MC47-27-73814 Direct replacement exhaust manifold end cap gasket. Utilized with 1-73813 rear end cap. MC47-27-96429 Direct replacement exhaust manifold to cylinder head gasket. MC47-27-99777 Direct replacement exhaust elbow to manifold gasket. Supersedes MerCruiser part # 27-52076. MC47-27-99777A1 Exhaust manifold gasket set. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER 4 CYLINDER 181 C.I.D. 140 HP 3.0L and 3.0 LX MODELS
All Models 1990 and Up (Vortec Style Head) LOG STYLE DIRECT REPLACEMENT
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Part Number and DescriptionMC 1 860235 Direct replacement exhaust manifold. Replaces MerCruiser part # 860235A04.
MC 20 12076 Direct replacement exhaust riser. Replaces MerCruiser part # 12076A2. MC 20 12076P Exhaust riser mounting kit. 50 170 207 3/8”-16 X 3/4” Hex Head Cap Screw (for mounting lifting eye). 50 512 020 Fitting, 3/4” N.P.T. X 1” hose. MC47 27 99777-2 Replacement exhaust riser to manifold gasket. Supersedes MerCruiser part # 27-52076 and 27-99777. MC47 27 807982 Replacement carburetor to intake/exhaust manifold gasket. MC47 27 815528 Replacement cylinder head to exhaust manifold gasket. MC 50 865549 Lifting eye. MC 50 10 53728 Replacement 3/8”-16 X 4 5/8” screw. MC 50 10 806300 Replacement 3/8” X 5 3/8” stud. MC 50 11 24883 Replacement nut. MC 50 11 862902 Replacement nut. MC 50 12 20553 Replacement washer. MC 50 22 806608 Drain plug. MC 50 22 845175 Replacement reducer bushing, 3/4” to 3/8”. MC 50 22 862065 Replacement 90 degree adaptor assembly. MC 50 25 32506 Replacement O-Ring. MC 50 32 14797 Replacement fuel line. MC 50 23 861634 Replacement cooling water hose, formed. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER STRAIGHT 6 CYLINDER MODEL 165
LOG STYLE DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-58759 Direct replacement water cooled manifold to fit the 6 cyl. GM (Model 165) engine. Replaces MerCruiser Part # B-58759A1.
MC-20-60426 Direct replacement exhaust elbow riser (utilizes a stainless steel sleeve at the water/air mixing area). Replaces MerCruiser part #B-60426A1. MC-20-76351 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76351A1. Not pictured. 1-54870 Direct replacement exhaust manifold end cap (rear). Superseded by part # 1-73813. 1-54870P Exhaust manifold end cap (rear) mounting package. 1-60252 Direct replacement exhaust manifold end cap/connector (front). Replaces MerCruiser part # B-60252. 1-60252P Exhaust manifold end cap/connector mounting package. 1-73813 Direct replacement manifold end cap (rear). Supercedes part # 1-54870. 1-71813P Exhaust manifold end cap mounting package. MC-1-58759P Exhaust manifold mounting package. MC-1-58764P Manifold to carburetor adaptor mounting package. MC-20-55730 Stainless steel fresh water cooling block off plate for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27-99777. MC-20-60207 Stainless steel block off plate (with vent hole) for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27- 99777. Used in pre-heating plumbing systems. MC-20-60426P Exhaust riser elbow mounting package. For use with both MC-20- 60426 and MC-20-76351 risers MC-20-61851A3 Manifold to riser 3” spacer (single block). Includes all mounting hardware, gaskets and drain plug. MC-29-47587 Lower thermostat housing. MC-29-60372 Upper thermostat housing. MC47-475KIT Thermostat kit (includes gasket and thermostat). MC47-27-46401 Direct replacement manifold to head gasket. MC47-27-46401A1 Exhaust manifold gasket set. MC47-27-48043 Direct replacement exhaust manifold end cap/connector gasket (will fit both ends). MC47-27-58764 Direct replacement manifold to carburetor adaptor gasket. MC47-27-73814 Direct replacement exhaust manifold end cap gasket. Utilized with 1-73814 rear end cap. MC47-27-99777 Direct replacement exhaust elbow to manifold gasket. Supersedes MerCruiser part # 27-52076. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V6-229 C.I.D. and 262 C.I.D
Models 185R, 185MR, 205R and 205MR CENTER RISER DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-99746 Direct replacement water cooled exhaust manifold. Replaces MerCruiser part # 99746A3 or part # 99746A8.
MC-20-44354 Direct replacement water cooled center discharge riser. Replaces MerCruiser part # B-44354A3. Accepts 4” I.D. exhaust hose (8 degree angle). MC-20-98504 Direct replacement water cooled center discharge riser. Replaces MerCruiser part #98504A3. Accepts 3” I.D. exhaust hose (15 degree angle). MC-20-44354P Mounting package for MC-20-44354 riser. MC-20-87918 Direct replacement stainless steel block off plate for use with MerCruiser riser #’s 98502, 98504 and 44354. Requires (2) gaskets part # MC47-27-41813. MC-20-93320A3 Manifold to riser 3” spacer blocks (pair) with fastener and gasket package. MC-20-93322A3 Manifold to riser 6” spacer blocks (pair) with fastener and gasket package. MC-20-98504P Mounting package for MC-20-98504 riser (includes gaskets, drain plug, pipe plug, stainless steel restrictor plate and fasteners). MC-20-99208 Direct replacement stainless steel restrictor plate for use with MerCruiser riser #’s 98502, 98504 and 44354. Requires (2) gaskets part # MC47-27-41813. MC-27-93175 Alternator bracket. MC47-27-41811 Direct replacement restrictor gasket. Replaces MerCruiser part # 27-41811. To be used with MC-20-87918 (2) required per plate used. MC47-27-41813 Direct replacement restrictor gasket. Replaces MerCruiser part # 41813. MC47-27-87105 Direct replacement exhaust elbow gasket. Replaces MerCruiser part # 27-87105. MC47-27-99757 Direct replacement manifold to head gasket. MC-50-87238 Exhaust manifold drain cock. MC-50-806926 Replacement 3/4” N.P.T. X 1” hose fitting (90 degree) brass drain cock. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER EXHAUST RISERS AND ACCESSORIES
DIRECT REPLACEMENT
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Part Number and DescriptionMC-20-12076 Direct replacement exhaust manifold. Replaces MerCruiser part # 12076A2.
MC-20-44354 Direct replacement water cooled center discharge riser. Replaces MerCruiser part # B-44354A3. Accepts 4” I.D. exhaust hose (8 degree angle). MC-20-55538 Direct replacement exhaust elbow/riser. Replaces MerCruiser part # B-39920 and B-55538A2. MC-20-60426 Direct replacement exhaust elbow/riser (utilizes a stainless steel sleeve at the water/air mixing area). Replaces Mer- Cruiser part # B-60426A1. MC-20-72963 Direct replacement exhaust elbow/riser. Replaces MerCruiser part # B-72963A1 (inboard applications). MC-20-76325 Direct replacement exhaust elbow/riser. Replaces MerCruiser part # 76325A2. MC-20-76351 Direct replacement exhaust elbow/riser. Replaces MerCruiser part # B-76351A1. MC-20-76668 Direct replacement exhaust elbow/riser. Replaces MerCruiser part # B-76668A3, B-72964A1 and B-47877A4 (I/O applications). MC-20-76771 Direct replacement exhaust elbow/riser. Replaces MerCruiser part # B-76771A3 (inboard applications). MC-20-90880 Direct replacement (cast iron) exhaust riser/expansion tank. Replaces Mer-Cruiser part # 90880A2. MC-20-98502 Direct replacement water cooled center discharge riser. Replaces MerCruiser part # 98502A2. Accepts 3” I.D. exhaust hose (0 degree angle). MC-20-98504 Direct replacement water cooled center discharge riser. Replaces MerCruiser part # 98504A3. Accepts 3” I.D. exhaust hose (15 degree angle). MC-20-864309 Direct replacement exhaust riser. Replaces MerCruiser part # 864309T01. Riser used in 7 degree dry-joint applications. MC-20-864591 Direct replacement exhaust riser. Replaces MerCruiser part # 864591T02. Riser used in 14 degree dry-joint applications. MC-20-55730 Stainless steel fresh water cooling block off plate for use with Mer-Cruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27-99777. MC-20-60207 Stainless steel fresh water cooling block off plate (with vent hole) for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27-99777. Used in pre- heating applications. MC-20-87918 Stainless steel fresh water cooling block off plate for use with MerCruiser riser #’s 98502, 98504 and 44354. Requires (2) gaskets part # MC47-27-41811. MC-20-99208 Stainless steel restrictor plate plate for use with MerCruiser riser #’s 98502, 98504 and 44354. Requires (2) gaskets part # MC47-27-41813. |
MERCRUISER V6-4.3L DRY JOINT EXHUAST
ALL MODELS CARBURETED, MPW, INBOARD, ALPHA AND BRAVO STERN DRIVES
CENTER RISER DIRECT REPLACEMENT
CENTER RISER DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-864612 Direct replacement exhaust manifold.
Replaces MerCruiser part # 864612T01 MC-20-864309 Direct replacement exhaust riser/elbow. Replaces MerCruiser part # 864309T01. Riser will equivalent part number on 5.0L, 5.7L and 6.2L Models as well. MC-20-864591 Direct replacement exhaust riser/elbow. Replaces MerCruiser part # 864591T02. Riser will equivalent part number on 5.0L, 5.7L and 6.2L Models as well. MC-1-864612P Exhaust manifold mounting package. Purchase correct gasket as needed. MC-20-864309P Exhaust riser mounting package. Includes restrictor gasket for raw water applications. MC-20-864591P Exhaust riser mounting package. Includes restrictor gasket for raw water applications. MC-47-27-864850 Direct replacement restrictor gasket. Replaces MerCruiser part # 864850A02. Please refer to supplied directions or OEM information for proper installation procedures. MC-47-27-864547 Direct replacement full flow gasket. Replaces MerCruiser part # 864547A02. Please refer to supplied directions or OEM information for proper installation procedures. MC-47-27-864549 Direct replacement block off gasket. Please refer to supplied directions or OEM information for proper installation procedures. MC47-27-99757 Exhaust manifold to cylinder head gasket. 50-170-248 Replacement manifold mounting bolts. Replaces MerCruiser part # 8M2000229 (to be used with 3/8” lockwasher). Dimensions of bolt is 3/8” - 16 X 4.75”. 50-170-257 Replacement riser mounting bolt.Replaces MerCruiser part # 43749 (to be used with 3/8” lockwasher). Dimensions of bolt is 3/8”-16 X 5.750”. 50-170-275 Replacement riser mounting bolt. Replaces MerCruiser part # 865982057(to be used with 3/8” lockwasher). Dimensions of bolt is 3/8”-16 X 7.50”. |
NOTE: Always use correct riser gasket for your application. Please refer to the correct guide to install gaskets correctly.
NOTE: Improperly installed gasket, leaks or damage caused by either are not covered by your Barr Marine Warranty! Gaskets are not subject to exchange or refund under any circumstances.
NOTE: Improperly installed gasket, leaks or damage caused by either are not covered by your Barr Marine Warranty! Gaskets are not subject to exchange or refund under any circumstances.
MERCRUISER V8-283, 302, 305, 307, 327 and 350 C.I.D.
ALL MODELS CENTER RISER GENERIC
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Part Number and DescriptionCHV-1-83 Water cooled center discharge manifold to fit the small block GM engine (3/4” N.P.T. cooling hose connections). All years.
20-0082 Water cooled center discharge riser (3/4” N.P.T. cooling hose connection). Standard for use with 3” I.D. exhaust hose. 20-0100 Water cooled center discharge riser (3/4” N.P.T. cooling hose connection). Standard for use with 4” I.D. exhaust hose. 1-0104P Adaptor package for fresh water cooled manifold (includes gaskets and block off plate). 1-0105 Center riser manifold-to-riser gasket for fresh water cooling. 1-0106P Adaptor package for raw water cooling. Used in pre-heating applications (includes gaskets and block off plate with vent hole). 1-0107 Center riser manifold-to-riser gasket (raw water cooling). 20-0082P Riser mounting package for both 20-0082 and 20-0100. 20-0082SS-P Stainless steel mounting package (with brass plugs) for both 20-0082 and 20-0100. Not pictured. 20-0084P Straight exhaust adaptor (includes adaptor, hose and clamps). For use with 3 1/2” I.D. exhaust hose. 20-0085P Straight exhaust adaptor (includes adaptor, hose and clamps). For use with 2 1/2” I.D. exhaust hose. 20-0086P 90 degree exhaust elbow adaptor for I/O applications (includes adaptor, hose and clamps). For use with 2 1/2” I.D. exhaust hose. 20-0087P 90 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3” I.D. exhaust hose. 20-0088P 30 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 2 1/2” I.D. exhaust hose. 20-0089P 30 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3” I.D. exhaust hose. 20-0092P 45 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3” I.D. exhaust hose. 20-0093P 90 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3 1/2” or 4” I.D. exhaust hose. 20-0097 3” spacer block (complete with mounting hardware, gasket and 3/4” pipe plug). Capable of stacking. CHV-1-83P Manifold mounting package (includes bolts and pipe plugs). CHV-1-83SS-P Stainless steel manifold mounting package (includes stainless bolts and brass plugs). Not pictured. CHV-27-0083 Alternator bracket. Use where engine water pump is mounted on port side of engine below alternator. MC-45-0002 Fuel filter/solenoid bracket. CHV-47-0000 Manifold to cylinder head gasket. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V8-198, 228, 255, 260 and 898
Inboard and Stern-Drive Units LOG STYLE DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-77234 Direct replacement water cooled exhaust manifold (port side). Replaces MerCruiser part # B-77234A2.
MC-1-77235 Direct replacement water cooled exhaust manifold (starboard side). Replaces MerCruiser part # B-77235A2. MC-20-60426 Direct replacement exhaust elbow riser (utilizes a stainless steel sleeve at the water/air mixing area). Replaces MerCruiser part #B-60426A1 (I/O applications). MC-20-76351 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76351A1(I/O applications). Not pictured. MC-20-76771 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76771A3 (inboard applications). 1-60252 Direct replacement exhaust manifold end cap/connector. Replaces MerCruiser part # B-60252. 1-60252P Front end plate mounting package. 1-73813 Direct replacement manifold end cap (rear). Supercedes part # 1-54870. 1-73813P Rear end cap mounting package. MC-1-7723P Riser mounting stud package. MC-1-77234P Manifold mounting package. MC-1-7723D Riser mounting package. MC-20-55730 Stainless steel fresh water cooling block off plate for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27-99777. MC-20-60207 Stainless steel block off plate (with vent hole) for use with MerCruiser MERriser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27- 99777. Used in pre-heating plumbing systems. MC-20-60426P Exhaust riser elbow mounting package. For use with both MC-20- 60426 and MC-20-76351 risers. MC-20-61851A2 Manifold to riser 3” spacers (sold in pairs). Includes all mounting hardware, gaskets and drain plugs. MC-27-48104 Alternator mounting bracket. MC-29-47441 Upper thermostat housing. MC-29-78984 Lower thermostat housing. MC47-488KIT Thermostat kit (includes gasket and thermostat). MC47-27-33395 Direct replacement exhaust manifold to head gasket. MC47-27-33395A2 Exhaust manifold gasket set. MC47-27-48043 Direct replacement exhaust manifold end cap/connector gasket (will fit both ends). MC47-27-99777 Direct replacement exhaust elbow to manifold gasket. Supersedes Mer-Cruiser part # 27-52076. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V8-5.0L, 5.7L AND 6.2L "DRY JOINT" EXHAUST
All Models Carbureted, MPI, Inboard, Alpha and Bravo Stern Drives
CENTER RISER DIRECT REPLACEMENT
CENTER RISER DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-865735 Direct replacement exhaust manifold. Replaces MerCruiser part# 865735A02.
MC-20-864591 Direct replacement exhaust riser/ elbow. Replaces MerCruiser part # 864591T02. Riser will replace the equivalent part number used on 4.3L Models as well. MC-20-864591 Direct replacement exhaust riser/elbow. Replaces MerCruiser part # 864591T02. Riser will equivalent part number on 4.3L Models as well. MC-1-865735P Exhaust manifold mounitng package. Riser gasket sold seperately. Purchase correct gasket as needed. Not shown MC-20-864591P Exhaust riser mounting package. Includes restrictor gasket for raw water cooled applications. MC47-27-864850 Direct replacement restrictor gasket. Replaces MerCruiser part # 864850A02 Please refer to supplied directions or OEM information for proper installation procedures. MC47-27-864547 Direct replacement full flow gasket. Replaces MerCruiser part # 864547A02 Please refer to supplied directions or OEM information for proper installation procedures. MC-47-27-864549 Direct replacement restrictor gasket. Replaces MerCruiser part # 864549A02. Please refer to supplied directions or OEM information for proper installation procedures. CHV-47-0000 Exhaust manifold to cylinder head gasket. 50-170-248 Replacement manifold mounting bolts. Replaces MerCrusier part # 8M2000229 (to be used with 3/8” lockwasher). Dimensions of bolt is 3/8”-16 X 4.75”. 50-170-257 Replacement riser mounting bolt. Replaces MerCruiser part # 43749 (to be used with 3/8” lockwasher). Dimensions of bolt is 3/8”-16 X 5.750”. 50-170-275 Replacement riser mounting and 6 inch spacer block mounting bolt. Replaces MerCruiser part # 865982057 (to be used with 3/8” lockwasher). Dimensions of bolt is 3/8”-16 X 7.50”. |
Note: Always use the correct riser gasket for your application. Please refer to the correct guide for proper installation.
Note: Improperly installed gaskets, leaks or damage caused by improperly installed products are not covered by your Barr Marine warranty. Gaskets are not subject to exchange or refund under any circumstances.
Note: Improperly installed gaskets, leaks or damage caused by improperly installed products are not covered by your Barr Marine warranty. Gaskets are not subject to exchange or refund under any circumstances.
MERCRUISER V8-4.3L, 5.0L, 5.7L AND 6.2L "DRY JOINT" SPACERS
All Models Carbureted, MPI, Inboard, Alpha and Bravo
Stern Drives
Stern Drives
Note: Always use the correct riser gasket for your application. Please refer to the correct guide for proper installation.
Note: Improperly installed gaskets, leaks or damage caused by improperly installed products are not covered by your Barr Marine warranty. Gaskets are not subject to exchange or refund under any circumstances. |
Part Number and DescriptionMC-20-864908A1 Direct replacement 6 inch spacer kit. Replaces MerCruiser part # 864908A1. Kit includes a pair of spacers, mounting hardware and gaskets for raw water cooled applications. Need to purchase additional block off gaskets for closed cooled applications. Sold as shown.
MC-20-864929A3 Direct replacement 3 inch spacer kit. Replaces MerCruiser part # 864929A 3. Kit includes a pair of spacers, mounting hardware and gaskets for raw water cooled applications. Need to purchase additional block off gaskets for closed cooled applications. Sold as shown. MC-20-864908A1P Six inch spacer mounting package. Includes all items less the spacers and brackets. Not shown seperate. MC-20-864908A1P Three inch spacer mounting package. Includes all items less the spacers and brackets. Not shown seperate. MC47-27-864850 Direct replacement restrictor gasket. Replaces MerCruiser part # 864850A02 Please refer to supplied directions or OEM information for proper installation procedures. MC47-27-864547 Direct replacement full flow gasket. Replaces MerCruiser part # 864547A02 Please refer to supplied directions or OEM information for proper installation procedures. MC47-27-864549 Direct replacement block off gasket. Replaces MerCruiser part # 864549A02 Please refer to supplied directions or OEM information for proper installation procedures. 50-170-210 Replacement spacer mounting bolts. Replaces MerCrusier part # 865982005 (to be used with 3/8” lockwasher). Dimensions of bolt is 3/8”-16 X 1.00”. 50-170-275 Replacement riser mounting and 6 inch spacer block mounting bolt. Replaces MerCruiser part # 865982057 (to be used with 3/8” lockwasher). Dimensions of bolt is 3/8”-16 X 7.50”. inch spacer block mounting bolt. 50-170-295 Replacement riser mounting and Replaces MerCruiser part # 865982077 (to be used with 3/8” lockwasher). Dimensions of bolt is 3/8”-16 X 10.50”. |
MERCRUISER V8 Models 898R, 228R and 260R
CENTER RISER DIRECT REPLACEMENT
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Part Number and Description
MC-1-87114 Direct replacement water cooled exhaust manifold. Replaces MerCruiser part # 87114A8, 87114A19 and #860246A10.
MC-20-44354 Direct replacement water cooled center discharge riser. Replaces MerCruiser part # B-44354A3. Accepts 4” I.D. exhaust hose (8 degree angle). MC-20-98502 Direct replacement water cooled center discharge riser. Replaces MerCruiser part #98502A2. Accepts 3” I.D. exhaust hose (0 degree angle). MC-20-98504 Direct replacement water cooled center discharge riser. Replaces MerCruiser part #98504A3. Accepts 3” I.D. exhaust hose (15 degree angle). MC-20-44354P Mounting package for MC-20-44354 riser. MC-20-87918 Direct replacement stainless steel block off plate for use with MerCruiser riser #’s 98502, 98504 and 44354. Requires (2) gaskets part # MC47-27-41813. MC-20-93320A3 Manifold to riser 3” spacer blocks (pair) with fastener and gasket package. MC-20-93322A3 Manifold to riser 6” spacer blocks (pair) with fastener and gasket package. MC-20-98504P Mounting package for MC-20-98504 riser (includes gaskets, drain plug, pipe plug, stainless steel restrictor plate and fasteners). MC-20-99208 Direct replacement stainless steel restrictor plate for use with MerCruiser riser #’s 98502, 98504 and 44354. Requires (2) gaskets part # MC47-27-41813. MC-27-93175 Alternator bracket. MC-29-47441 Upper thermostat housing. MC-29-87290 Lower thermostat housing. MC47-27-33395 Direct replacement exhaust manifold to head gasket. MC47-27-41811 Direct replacement restrictor gasket. Replaces MerCruiser part # 27-41811. To be used with MC-20-87918 ((2) required per plate used). MC47-27-41813 Direct replacement restrictor gasket. Replaces MerCruiser part # 27-41813. MC47-27-87105 Direct replacement exhaust elbow gasket. Replaces MerCruiser part # 27-87105. MC-50-87238 Exhaust manifold drain cock. MC-50-806926 Replacement 3/4" N.P.T. X 1" hose fitting (90 degree)/brass drain cock. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V8-225, 250, 255, 270 and 280
Inboard and Stern-Drive Units
LOG STYLE DIRECT REPLACEMENT
LOG STYLE DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-47737 Direct replacement water cooled exhaust manifold (port side). Replaces MerCruiser part # B-47737A1. MC-1-47738 Direct replacement water cooled exhaust manifold (starboard side). Replaces MerCruiser part # B-47738A1. MC-20-72963 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-72963A1 (inboard applications). MC-20-76668 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76668A3, B-72964A1 and B-47877A4 (I/O applications). 1-60252 Direct replacement exhaust manifold end cap/connector. Replaces MerCruiser part # B-60252. 1-60252P Front end plate mounting package 1-73813 Direct replacement manifold end cap (rear). Supercedes part # 1-54870. MC-20-61811A4 Manifold to riser 3" spacers (sold in pairs). Includes all mounting hardware, gaskets and drain plugs. MC-29-47441 Upper thermostat housing. MC-29-78984 Lower thermostat housing. MC47-488KIT Thermostat kit (includes gasket and thermostat). MC47-27-33395 Direct replacement exhaust manifold to head gasket. MC47-27-33395A2 Exhaust manifold gasket set. MC47-27-48043 Direct replacement exhaust manifold end cap/connector gasket (will fit both ends). Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V8-454 AND 502 C.I.D.
All Models CENTER RISER GENERIC
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Part Number and DescriptionCHVA-1-84 Water cooled center discharge manifold to fit the big block GM engine (3/4” N.P.T. cooling hose connections). All years.
20-0082 Water cooled center discharge riser (3/4” N.P.T. cooling hose connection). Standard for use with 3” I.D. exhaust hose. 20-0100 Water cooled center discharge riser (3/4” N.P.T. cooling hose connection). Standard for use with 4” I.D. exhaust hose. 1-0104P Adaptor package for fresh water cooled manifold (includes gaskets and block off plate). 1-0105 Center riser manifold-to-riser gasket for fresh water cooling. 1-0106P Adaptor package for raw water cooling. Used in pre-heating applications (includes gaskets and block off plate with vent hole). 1-0107P Center riser manifold-to-riser gasket (raw water cooling). 20 0082P Riser mounting package for both 20-0082 and 20-0100. 20-0082SSP Stainless steel mounting package (with brass plugs) for both 20-0082 and 20-0100. Not pictured. 20 0084P Straight exhaust adaptor (includes adaptor, hose and clamps). For use with 3 1/2” I.D. exhaust hose. 20-0085P Straight exhaust adaptor (includes adaptor, hose and clamps). For use with 2 1/2” I.D. exhaust hose. 20-0086P 90 degree exhaust elbow adaptor for I/O applications (includes adaptor, hose and clamps). For use with 2 1/2” I.D. exhaust hose. 20-0087P 90 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3” I.D. exhaust hose. 20-0088P 30 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 2 1/2” I.D. exhaust hose. 20-0089P 30 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3” I.D. exhaust hose. 20-0092P 45 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3” I.D. exhaust hose. 20-0093P 90 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3 1/2” or 4” I.D. exhaust hose. 20-0097 3” spacer block (complete with mounting hardware, gasket and 3/4” pipe plug). Capable of stacking. CHVA-1-84P Manifold mounting package (includes bolts and pipe plugs). Stainless steel manifold mounting package (includes stainless bolts and brass plugs). Not pictured. CHVA-47-0000 Manifold to cylinder head gasket. MC-27-47487 Alternator bracket. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V8-325, 330, 350, 370 and 400
Inboard and Stern-Drive Units
LOG STYLE DIRECT REPLACEMENT
LOG STYLE DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-47735 Direct replacement water cooled exhaust manifold (port side). Replaces MerCruiser part # B-47735A1. MC-1-47736 Direct replacement water cooled exhaust manifold (starboard side). Replaces MerCruiser part # B-47736A1. MC-20-72963 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-72963A1 (inboard applications). MC-20-76668 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76668A3, B-72964A1 and B-47877A4 (I/O applications). 1-60252 Direct replacement exhaust manifold end cap/connector. Replaces MerCruiser part # B-60252. 1-60252P Front end plate mounting package. 1-73813 Direct replacement manifold end cap(rear). Supercedes part # 1-54870. 1-73813P Rear end cap mounting package. MC-20-72963P Exhaust riser elbow mounting package. MC-20-76668P Exhaust riser elbow mounting package. MC-20-61811A4 Manifold to riser 3” spacers (sold in pairs). Includes all mounting hardware, gaskets and drain plugs. MC-27-47487 Alternator bracket. MC-29-47441 Upper thermostat housing. MC-29-78985 Lower thermostat housing. MC47-488KIT Thermostat kit (includes gasket and thermostat). MC47-27-46820 Direct replacement exhaust manifold to head gasket. MC47-27-46820A1 Exhaust manifold gasket set. MC47-27-48042 Direct replacement exhaust elbow to manifold gasket. MC47-27-48043 Direct replacement exhaust manifold end cap/connector gasket (will fit both ends). Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V8 MODELS 330, 340 and 454 MAGNUM
Inboard and Stern-Drive Units
CENTER RISER DIRECT REPLACEMENT
CENTER RISER DIRECT REPLACEMENT
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Part Number and DescriptionMC-1-89011 Direct replacement water cooled exhaust manifold. Replaces MerCruiser part # 89011A8.
MC-20-44354 Direct replacement water cooled center discharge riser. Replaces MerCruiser part # B-44354A3. Accepts 4” I.D. exhaust hose (8 degree angle). MC-20-98502 Direct replacement water cooled center discharge riser. Replaces MerCruiser part #98502A2. Accepts 3” I.D. exhaust hose (0 degree angle). MC-20-98504 Direct replacement water cooled center discharge riser. Replaces MerCruiser part #98504A3. Accepts 3” I.D. exhaust hose (15 degree angle). MC-20-44354P Mounting package for MC-20-44354 riser. MC-20-87918 Direct replacement stainless steel block off plate for use with MerCruiser riser #’s 98502, 98504 and 44354. Requires (2) gaskets part # MC47-27-41813. MC-20-93320A3 Manifold to riser 3” spacer blocks (pair) with fastener and gasket package. MC-20-93322A3 Manifold to riser 6” spacer blocks (pair) with fastener and gasket package. MC-20-98504P Mounting package for MC-20-98504 riser (includes gaskets, drain plug, pipe plug, stainless steel restrictor plate and fasteners). MC-20-99208 Direct replacement stainless steel restrictor plate for use with MerCruiser riser #’s 98502, 98504 and 44354. Requires (2) gaskets part # MC47-27-41813. MC-27-47487 Alternator bracket. MC-29-47442 Upper thermostat housing. MC-29-90736 Lower thermostat housing. MC47-27-41811 Direct replacement restrictor gasket. Replaces MerCruiser part # 27-41811. To be used with MC-20-87918 ((2) required per plate used). MC47-27-41813 Direct replacement restrictor gasket. Replaces MerCruiser part # 27-41813. MC47-27-46820 Direct replacement exhaust manifold to head gasket. MC47-27-87105 Direct replacement exhaust elbow gasket. Replaces MerCruiser part # 27-87105. MC-50-87238 Exhaust manifold drain cock. MC-50-806926 Replacement 3/4” N.P.T. X 1” hose fitting (90 degree)/brass drain cock. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V8 (FORD)-302 and 351 C.I.D.
All Models CENTER RISER GENERIC
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Part Number and DescriptionFM-1-83 Water cooled center discharge manifold to fit the small block Ford engine (3/4” N.P.T. cooling hose connections). All years.
20-0082 Water cooled center discharge riser (3/4” N.P.T. cooling hose connection). Standard for use with 3” I.D. exhaust hose. 20-0100 Water cooled center discharge riser (3/4” N.P.T. cooling hose connection). Standard for use with 4” I.D. exhaust hose. 1-0104P Adaptor package for fresh water cooled manifold (includes gaskets and block off plate). 1-0105 Center riser manifold-to-riser gasket for fresh water cooling. 1-0106P Adaptor package for raw water cooling. Used in pre-heating applications (includes gaskets and block off plate with vent hole). 1-0107 Center riser manifold-to-riser gasket (raw water cooling). 20-0082P Riser mounting package for both 20-0082 and 20-0100. 20-0082SS P Stainless steel mounting package (with brass plugs) for both 20-0082 and 20-0100. Not pictured. 20-0087P 90 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3” I.D. exhaust hose. 20-0088P 30 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 2 1/2” I.D. exhaust hose. 20-0089P 30 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3” I.D. exhaust hose. 20-0092P 45 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3” I.D. exhaust hose. 20-0093P 90 degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3 1/2” or 4” I.D. exhaust hose. 20-0097 3" spacer block (complete with mounting hardware, gasket and 3/4” pipe plug). Capable of stacking. FM-1-83P Manifold mounting package (includes bolts and pipe plugs). FM-1-83SS P Stainless steel manifold mounting package (includes stainless bolts and brass plugs). Not pictured. FM-47-0000 Manifold to cylinder head gasket. MC-6-0000P Exhaust manifold plumbing fittings package for models 188, 255, 233, 255, 302, 351 and 888. MC-6-0001P Exhaust manifold plumbing fittings package for model 215. MC-45-0000 Fuel filter and solenoid universal mounting bracket. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V8 (FORD)-302 and 351 C.I.D.
Models 188, 215, 225, 233, 255 and 888 Inboard and Stern Drive Units
LOG STYLE DIRECT REPLACEMENT
LOG STYLE DIRECT REPLACEMENT
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Part Number and Description
MC-1-65603 Direct replacement water cooled exhaust manifold (starboard side). Replaces MerCruiser part # B-65603A4 and B-54099A5. MC-1-65604 Direct replacement water cooled exhaust manifold (port side). Replaces MerCruiser part # B-65604A4 and B-54100A5. MC-20-60426 Direct replacement exhaust elbow riser (utilizes a stainless steel sleeve at the water/air mixing area). Replaces MerCruiser part #B-60426A1 (I/O applications). MC-20-76351 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76351A1(I/O applications). Not pictured. MC-20-76771 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76771A3 (inboard applications). 1-60252 Direct replacement exhaust manifold end cap/connector. Replaces MerCruiser part # B-60252. 1-60252P Front end plate mounting package. 1-73813 Direct replacement manifold end cap (rear). Supercedes part # 1-54870. 1-73813P Rear end cap mounting package. MC-1-6560P Manifold mounting package. MC-20-55730 Stainless steel fresh water cooling block off plate for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27-99777. MC-20-60207 Stainless steel block off plate (with vent hole) for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-2799777. Used in pre-heating plumbing systems. MC-20-60426P Exhaust riser elbow mounting package. For use with both MC-2060426 and MC-20-76351 risers. MC-20-61851A2 Manifold to riser 3” spacers (sold in pairs). Includes all mounting hardware, gaskets and drain plugs. MC-29-62898 Upper thermostat housing. MC-29-63588 Lower thermostat housing. MC47-27-54566A1 Manifold gasket set. MC47-27-48043 Direct replacement exhaust manifold end cap/connector gasket (will fit both ends). MC47-27-73866 Direct replacement exhaust manifold to head gasket. MC47-27-99777 Direct replacement exhaust elbow to manifold gasket. Supersedes MerCruiser part # 27-52076. Note: Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER V8 EXHAUST RISERS and ACCESSORIES
DIRECT REPLACEMENT
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Part Number and DescriptionMC-20-12076 Direct replacement exhaust riser. Replaces MerCruiser
part # 12076A2. MC-20-44354 Direct replacement water cooled center discharge riser. Replaces MerCruiser part # B-44354A3. Accepts 4” I.D. exhaust hose (8 degree angle). MC-20-55538 Direct replacement exhaust elbow/ riser. Replaces MerCruiser part # B-39920 and # B-55538A2. MC-20-60426 Direct replacement exhaust elbow riser (utilizes a stainless steel sleeve at the water/air mixing area). Replaces MerCruiser part #B-60426A1. MC-20-72963 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-72963A1 (inboard applications). MC-20-76325 Direct replacement exhaust riser. Replaces MerCruiser part # 76325A2. MC-20-76351 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76351A1. MC-20-76668 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76668A3, B-72964A1 and B-47877A4 (I/O applications). MC-20-76771 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76771A3 (inboard applications). MC-20-864591 Direct replacement exhaust riser/elbow. Replaces MerCruiser part # 864591T02 MC-20-90880 Direct replacement (cast iron) exhaust riser/expansion tank. Replaces MerCruiser part # 90880A2. MC-20-98502 Direct replacement water cooled center discharge riser. Replaces MerCruiser part #98502A2. Accepts 3” I.D. exhaust hose (0 degree angle). MC-20-98504 Direct replacement water cooled center discharge riser. Replaces MerCruiser part #98504A3. Accepts 3” I.D. exhaust hose (15 degree angle). MC-20-55730 Stainless steel fresh water cooling block off plate for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27-99777. MC-20-60207 Stainless steel block off plate (with vent hole) for use with MerCruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-2799777. Used in pre-heating plumbing systems. MC-20-87918 Direct replacement stainless steel block off plate for use with MerCruiser riser #’s 98502, 98504 and 44354. MC-20-99208 Direct replacement stainless steel restrictor plate for use with MerCruiser riser #’s 98502, 98504 and 44354. Note: Risers include plugs, gasket and mounting hardware to mount to manifold. |
MERCRUISER 3" and 6" RISER KITS
DIRECT REPLACEMENT
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Part Number and DescriptionMC-20-61811A4 Manifold to riser 3” spacers (sold in pairs). Includes all mounting hardware, gaskets and drain plugs.
MC-20-61851A2 Manifold to riser 3” spacers (sold in pairs). Includes all mounting hardware, gaskets and drain plugs. MC-20-61851A3 Manifold to riser 3” spacer (single block). Includes all mounting hardware, gaskets and drain plug. MC-20-93320A3 Manifold to riser 3” spacer blocks (pair) with fastener and gasket package. MC-20-93322A3 Manifold to riser 6” spacer blocks (pair) with fastener and gasket package. MC-20-61811P Mounting package for MC-20-61811A4 spacer block kit. MC-20-61851A2P Mounting package for MC-20-61851A2 spacer block kit. MC-20-61811A3P Mounting package for MC-20-61811A3 spacer block kit. MC-20-93320A3P Mounting package for MC-20-93320A3 spacer block kit. MC-20-93322A3 Mounting package for MC-20-93322A3 spacer block kit. Note: Each spacer block kit includes the spacer block (s) and the corresponding package to assemble. |
MERCRUISER THERMOSTAT HOUSING ASSEMBLIES
MERCRUISER THERMOSTAT KITS
