Barr Marine

Exhaust riser elbow mounting package.

Fits these applications:

• MerCruiser V8 225, 250, 255, 270 and 280, inboard and stern drive units (log style direct replacement).
• MerCruiser V8 325, 330, 350, 370 and 400, inboard and stern drive units (log style direct replacement).

Compatible parts:

• MC-1-47735 direct replacement water cooled exhaust manifold (port side).
• MC-1-47736 direct replacement water cooled exhaust manifold (starboard side).
• MC-1-47737 direct replacement water cooled exhaust manifold (port side).
• MC-1-47738 direct replacement water cooled exhaust manifold (starboard side).
• MC-20-72963 direct replacement exhaust elbow riser.
• MC-20-76668 direct replacement exhaust elbow riser.
• MC-20-61811A4 manifold to riser 3" spacers (sold in pairs). Includes all mounting hardware, gaskets and drain plugs.

Manufactured by Barr Marine. Part number MC-20-76668P.

Mounting package for MerCruiser exhaust riser MC-20-76771.

• Includes gasket and bolts.

Manufactured by Barr Marine. Part number MC-20-76771P.

Exhaust riser mounting package.

Fits MerCruiser V8 5.0L, 5.7L and 6.2L "dry joint" exhaust, all carbureted, MPI, inboard, Alpha and Bravo stern drive models (center riser direct replacement).

• Includes restrictor gasket for raw water applications.
• Always use the correct riser gasket for your application and refer to the correct guide to install gaskets correctly. Improperly installed gaskets, leaks or damage caused by either are not covered by the Barr Marine warranty. Gaskets are not subject to exchange or refund under any circumstances.

Compatible parts:

• MC-1-865735 direct replacement exhaust manifold.
• MC-20-864309 direct replacement exhaust riser/elbow. Riser will replace the equivalent part number on 4.3L Models as well.
• MC-20-864591 direct t replacement exhaust riser/ elbow.

Manufactured by Barr Marine. Part number MC-20-864309P.

Exhaust riser mounting package.

Fits MerCruiser V8 5.0L, 5.7L and 6.2L "dry joint" exhaust, all carbureted, MPI, inboard, Alpha and Bravo stern drive models (center riser direct replacement).

• Includes restrictor gasket for raw water applications.
• Always use the correct riser gasket for your application and refer to the correct guide to install gaskets correctly. Improperly installed gaskets, leaks or damage caused by either are not covered by the Barr Marine warranty. Gaskets are not subject to exchange or refund under any circumstances.

Compatible parts:

• MC-1-865735 direct replacement exhaust manifold.
• MC-20-864309 direct replacement exhaust riser/elbow. Riser will replace the equivalent part number on 4.3L Models as well.
• MC-20-864591 direct t replacement exhaust riser/ elbow.

Manufactured by Barr Marine. Part number MC-20-864591P.

Mounting package for MerCruiser exhaust riser MC-20-90880 reservoir/elbow.

• Includes gaskets and bolts.

Manufactured by Barr Marine. Part number MC-20-90880P.

Mounting package for MC-20-98504 riser (includes gaskets, drain plug, pipe plug, stainless steel restrictor plate and fasteners).

Replaces Mallory 9-61414.

Fits these applications:

• MerCruiser V6 229 and 262 C.I.D., Models 185R, 185MR, 205R and 205MR (center riser direct replacement).
• MerCruiser V8 Models 898R, 228R and 260R (center riser direct replacement).
• MerCruiser V8 Models 330, 340 and 454 Magnum, inboard and stern drive units (center riser direct replacement).

Compatible parts:

• MC-1-87114 direct replacement water cooled exhaust manifold.
• MC-1-89011 direct replacement water cooled exhaust manifold.
• MC-1-99746 direct replacement water cooled exhaust manifold.
• MC-20-44354 direct replacement water cooled center discharge riser. Accepts 4" I.D. exhaust hose (8 degree angle).
• MC-20-98502 direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (0 degree angle).
• MC-20-98504 direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (15 degree angle).
• 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.

Manufactured by Barr Marine. Part number MC-20-98504P.

Mercruiser small block chevrolet water circulating pump (also used in Indmar small block chevy engines). BI-directional pump for most small block GM marine applications. Mounts to crankshaft with screws part number 565252Q (3).

Replaces MerCruiser 17437.

• Includes pump and gasket to mount to engine block.

Manufactured by Barr Marine. Part number MC-2-17437.

Mounting package for MC-20-61811A4 spacer block kit.

Manufactured by Barr Marine. Part number MC-20-61811A4P.

Mounting package used to mount a pair of MC-20-93320A3 3" spacer blocks. Mounts between exhaust manifold and exhaust riser.

• Includes all mounting hardware, gaskets and drain plugs.

Manufactured by Barr Marine. Part number MC-20-61851A2P.

Mounting package used to mount a single MC-20-93320A2 3" spacer block. Mounts between exhaust manifold and exhaust riser.

• Includes all mounting hardware, gaskets and drain plugs.

Manufactured by Barr Marine. Part number MC-20-61851A3P.

Mounting package for MC-20-93320A3 spacer block kit.

Manufactured by Barr Marine. Part number MC-20-93320A3P.

Mounting package for MC-20-93322A3 spacer block kit.

Replaces Mallory 9-40584.

Manufactured by Barr Marine. Part number MC-20-93322A3P.

Direct replacement stainless steel block off plate for use with MerCruiser riser #'s 98502, 98504 and 44354.

Fits these applications:

• MerCruiser V6 229 and 262 C.I.D., Models 185R, 185MR, 205R and 205MR (center riser direct replacement).
• MerCruiser V8 Models 898R, 228R and 260R (center riser direct replacement).
• MerCruiser V8 Models 330, 340 and 454 Magnum, inboard and stern drive units (center riser direct replacement).

• Requires (2) gaskets part # MC47-27-41813.

Compatible parts:

• MC-1-87114 direct replacement water cooled exhaust manifold.
• MC-1-89011 direct replacement water cooled exhaust manifold.
• MC-1-99746 direct replacement water cooled exhaust manifold.
• MC-20-44354 direct replacement water cooled center discharge riser. Accepts 4" I.D. exhaust hose (8 degree angle).
• MC-20-98502 direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (0 degree angle).
• MC-20-98504 direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (15 degree angle).
• 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.

Manufactured by Barr Marine. Part number MC-20-87918.

Direct replacement stainless steel restrictor plate for use with MerCruiser riser #'s 98502, 98504 and 44354.

Replaces Osco 0879.

Fits these applications:

• MerCruiser V6 229 and 262 C.I.D., Models 185R, 185MR, 205R and 205MR (center riser direct replacement).
• MerCruiser V8 Models 898R, 228R and 260R (center riser direct replacement).
• MerCruiser V8 Models 330, 340 and 454 Magnum, inboard and stern drive units (center riser direct replacement).

• Requires (2) gaskets part # MC47-27-41813.

Compatible parts:

• MC-1-87114 direct replacement water cooled exhaust manifold.
• MC-1-89011 direct replacement water cooled exhaust manifold.
• MC-1-99746 direct replacement water cooled exhaust manifold.
• MC-20-44354 direct replacement water cooled center discharge riser. Accepts 4" I.D. exhaust hose (8 degree angle).
• MC-20-98502 direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (0 degree angle).
• MC-20-98504 direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (15 degree angle).
• 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.

Manufactured by Barr Marine. Part number MC-20-99208.

Stainless steel fresh water cooling block off plate for use with MerCruiser riser #'s 60426, 76351 and 76771.

Fits these applications:

• MerCruiser 4 cylinder 181 C.I.D. 140 H.P., Model 140 engine (log style direct replacement).
• MerCruiser straight 6 cylinder Model 165 (log style direct replacement).
• MerCruiser V8 198, 228, 255, 260 and 898, inboard and stern drive units (log style direct replacement).
• MerCruiser V8 (Ford) 302 and 351 C.I.D., Models 188, 215, 225, 233, 255 and 888 inboard and I/O units (log style direct replacement).

• Requires (2) gaskets part # MC47-27-52076.

Compatible parts:

• MC-1-52390 direct replacement water cooled exhaust manifold. For serial # 3332138 and up.
• MC-1-58759 direct replacement water cooled manifold to fit the 6 cyl. GM (Model 165) engine.
• MC-1-65603 direct replacement water cooled exhaust manifold (starboard side).
• MC-1-65604 direct replacement water cooled exhaust manifold (port side).
• MC-1-77234 direct replacement water cooled exhaust manifold (port side).
• MC-1-77235 direct replacement water cooled exhaust manifold (starboard side).
• MC-20-60426 direct replacement exhaust elbow riser (utilizes a stainless steel sleeve at the water/air mixing area).
• MC-20-76351 direct replacement exhaust elbow riser.
• MC-20-76771 direct replacement exhaust elbow riser.
• 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.

Manufactured by Barr Marine. Part number MC-20-55730.

Stainless steel block off plate (with vent hole) for use with MerCruiser riser #'s 60426, 76351 and 76771. Used in pre-heating plumbing systems.

Replaces Mallory 9-40540 and Sierra 18-4008.

Fits these applications:

• MerCruiser 4 cylinder 181 C.I.D. 140 H.P., Model 140 engine (log style direct replacement).
• MerCruiser straight 6 cylinder Model 165 (log style direct replacement).
• MerCruiser V8 198, 228, 255, 260 and 898, inboard and stern drive units (log style direct replacement).
• MerCruiser V8 (Ford) 302 and 351 C.I.D., Models 188, 215, 225, 233, 255 and 888 inboard and I/O units (log style direct replacement).

• Requires (2) gaskets part # MC47-2752076.

Compatible parts:

• MC-1-52390 direct replacement water cooled exhaust manifold. For serial # 3332138 and up.
• MC-1-58759 direct replacement water cooled manifold to fit the 6 cyl. GM (Model 165) engine.
• MC-1-65603 direct replacement water cooled exhaust manifold (starboard side).
• MC-1-65604 direct replacement water cooled exhaust manifold (port side).
• MC-1-77234 direct replacement water cooled exhaust manifold (port side).
• MC-1-77235 direct replacement water cooled exhaust manifold (starboard side).
• MC-20-60426 direct replacement exhaust elbow riser (utilizes a stainless steel sleeve at the water/air mixing area).
• MC-20-76351 direct replacement exhaust elbow riser.
• MC-20-76771 direct replacement exhaust elbow riser.
• 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.

Manufactured by Barr Marine. Part number MC-20-60207.

Fuel filter and solenoid universal mounting bracket.

Fits MerCruiser V8 (Ford) 302 and 351 C.I.D., all models (center riser generic).

Compatible parts:

• FM-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.
• 20-0097 3" spacer block (complete with mounting hardware, gasket and 3/4" pipe plug). Capable of stacking.

Manufactured by Barr Marine. Part number MC-45-0000.

Complete Barr Marine exhaust kit for the MerCruiser V6 229, 262. Everything listed below is included in this kit, so the complete exhaust setup can be ordered under one part number.

Kit includes:

• (2) MC-1-99746 MerCruiser V6 229, 262 Center Rise Exhaust Manifold. Direct replacement water cooled exhaust manifold. Includes all plugs, gaskets and mounting hardware to the cylinder head. Replaces MerCruiser 99746A17, Osco 9745, Mallory 9-40505, HGE 9746, Sierra 18-1952-1 and GLM 51220.
• (2) MC-20-98504 MerCruiser V6, V8 Center Riser 3 Inch 15 Degree. Direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (15 degree angle). Includes plugs, gasket and mounting hardware to mount to the manifold. Replaces MerCruiser 98503A3, Osco 8503A, Mallory 9-40557, Sierra 18-1970-1 and GLM 51110.

Fits MerCruiser V6 229 and 262 C.I.D., Models 185R, 185MR, 205R and 205MR (center riser direct replacement).

Barr Marine castings have a thicker interior wall, are painted to match original manufacturer colors and are packed in foam for added protection during shipping and storage. Barr manifolds and exhaust connectors are designed to minimize back pressure, and in many cases more r.p.m.''s are achieved after replacing an OEM manifold with Barr replacement parts.

• 3 year limited warranty on Barr exhaust manifolds, risers and exhaust connectors (1 year when used for commercial purposes).

Compatible parts:

• MC-20-44354 direct replacement water cooled center discharge riser. Accepts 4" I.D. exhaust hose (8 degree angle).
• 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-20-44354P 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-20-98504P 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-50-806926 replacement 3/4" N.P.T. X 1" hose fitting (90 degree)/brass drain cock.
• MC-50-87238 exhaust manifold drain cock.
• MC47-27-41811 direct replacement restrictor gasket. To be used with MC-20-87918 ((2) required per plate used).
• MC47-27-41813 direct replacement restrictor gasket.
• MC47-27-87105 direct replacement exhaust elbow gasket.
• MC47-27-99757 direct replacement manifold to head gasket.
• MC-1-87114 direct replacement water cooled exhaust manifold.
• MC-1-89011 direct replacement water cooled exhaust manifold.
• MC-20-98502 direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (0 degree angle).
• MC-27-47487 alternator bracket.
• MC-29-47441 upper thermostat housing.
• MC-29-47442 upper thermostat housing.
• MC-29-87290 lower thermostat housing.
• MC-29-90736 lower thermostat housing.
• MC47-27-33395 direct replacement exhaust manifold to head gasket.
• MC47-27-46820 direct replacement exhaust manifold to head gasket.

Composite kit picture shown is for reference only. See list of included parts above in the description.

Complete Barr Marine exhaust kit for the MerCruiser V6 229, 262. Everything listed below is included in this kit, so the complete exhaust setup can be ordered under one part number.

Kit includes:

• (2) MC-1-99746 MerCruiser V6 229, 262 Center Rise Exhaust Manifold. Direct replacement water cooled exhaust manifold. Includes all plugs, gaskets and mounting hardware to the cylinder head. Replaces MerCruiser 99746A17, Osco 9745, Mallory 9-40505, HGE 9746, Sierra 18-1952-1 and GLM 51220.
• (2) MC-20-98504 MerCruiser V6, V8 Center Riser 3 Inch 15 Degree. Direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (15 degree angle). Includes plugs, gasket and mounting hardware to mount to the manifold. Replaces MerCruiser 98503A3, Osco 8503A, Mallory 9-40557, Sierra 18-1970-1 and GLM 51110.
• (1) MC-20-93320A3 MerCruiser V6, V8 Riser Spacer Blocks 3 Inch Pair. Manifold to riser 3" spacer blocks (pair) with fastener and gasket package. Each spacer block kit includes the spacer block(s) and the corresponding package to mount. Replaces MerCruiser 807476A6, Osco 3320 (single), HGE 3320-PR and GLM 50310.

Fits MerCruiser V6 229 and 262 C.I.D., Models 185R, 185MR, 205R and 205MR (center riser direct replacement).

Barr Marine castings have a thicker interior wall, are painted to match original manufacturer colors and are packed in foam for added protection during shipping and storage. Barr manifolds and exhaust connectors are designed to minimize back pressure, and in many cases more r.p.m.''s are achieved after replacing an OEM manifold with Barr replacement parts.

• 3 year limited warranty on Barr exhaust manifolds, risers and exhaust connectors (1 year when used for commercial purposes).

Compatible parts:

• MC-20-44354 direct replacement water cooled center discharge riser. Accepts 4" I.D. exhaust hose (8 degree angle).
• MC-20-93322A3 manifold to riser 6" spacer blocks (pair) with fastener and gasket package.
• 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-20-98504P 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-50-806926 replacement 3/4" N.P.T. X 1" hose fitting (90 degree)/brass drain cock.
• MC-50-87238 exhaust manifold drain cock.
• MC47-27-41811 direct replacement restrictor gasket. To be used with MC-20-87918 ((2) required per plate used).
• MC47-27-41813 direct replacement restrictor gasket.
• MC47-27-87105 direct replacement exhaust elbow gasket.
• MC47-27-99757 direct replacement manifold to head gasket.
• MC-1-87114 direct replacement water cooled exhaust manifold.
• MC-1-89011 direct replacement water cooled exhaust manifold.
• MC-20-98502 direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (0 degree angle).
• MC-27-47487 alternator bracket.
• MC-29-47441 upper thermostat housing.
• MC-29-47442 upper thermostat housing.
• MC-29-87290 lower thermostat housing.
• MC-29-90736 lower thermostat housing.
• MC47-27-33395 direct replacement exhaust manifold to head gasket.
• MC47-27-46820 direct replacement exhaust manifold to head gasket.

Composite kit picture shown is for reference only. See list of included parts above in the description.

Complete Barr Marine exhaust kit for the MerCruiser V6 229, 262. Everything listed below is included in this kit, so the complete exhaust setup can be ordered under one part number.

Kit includes:

• (2) MC-1-99746 MerCruiser V6 229, 262 Center Rise Exhaust Manifold. Direct replacement water cooled exhaust manifold. Includes all plugs, gaskets and mounting hardware to the cylinder head. Replaces MerCruiser 99746A17, Osco 9745, Mallory 9-40505, HGE 9746, Sierra 18-1952-1 and GLM 51220.
• (2) MC-20-98504 MerCruiser V6, V8 Center Riser 3 Inch 15 Degree. Direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (15 degree angle). Includes plugs, gasket and mounting hardware to mount to the manifold. Replaces MerCruiser 98503A3, Osco 8503A, Mallory 9-40557, Sierra 18-1970-1 and GLM 51110.
• (1) MC-20-93322A3 MerCruiser V6, V8 Riser Spacer Blocks 6 Inch Pair. Manifold to riser 6" spacer blocks (pair) with fastener and gasket package. Each spacer block kit includes the spacer block(s) and the corresponding package to mount. Replaces MerCruiser 807477A5, Osco 3322 (single) and Mallory 9-40531.

Fits MerCruiser V6 229 and 262 C.I.D., Models 185R, 185MR, 205R and 205MR (center riser direct replacement).

Barr Marine castings have a thicker interior wall, are painted to match original manufacturer colors and are packed in foam for added protection during shipping and storage. Barr manifolds and exhaust connectors are designed to minimize back pressure, and in many cases more r.p.m.''s are achieved after replacing an OEM manifold with Barr replacement parts.

• 3 year limited warranty on Barr exhaust manifolds, risers and exhaust connectors (1 year when used for commercial purposes).

Compatible parts:

• MC-20-44354 direct replacement water cooled center discharge riser. Accepts 4" I.D. exhaust hose (8 degree angle).
• MC-20-93320A3 manifold to riser 3" spacer blocks (pair) with fastener and gasket package.
• 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-20-98504P 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-50-806926 replacement 3/4" N.P.T. X 1" hose fitting (90 degree)/brass drain cock.
• MC-50-87238 exhaust manifold drain cock.
• MC47-27-41811 direct replacement restrictor gasket. To be used with MC-20-87918 ((2) required per plate used).
• MC47-27-41813 direct replacement restrictor gasket.
• MC47-27-87105 direct replacement exhaust elbow gasket.
• MC47-27-99757 direct replacement manifold to head gasket.
• MC-1-87114 direct replacement water cooled exhaust manifold.
• MC-1-89011 direct replacement water cooled exhaust manifold.
• MC-20-98502 direct replacement water cooled center discharge riser. Accepts 3" I.D. exhaust hose (0 degree angle).
• MC-27-47487 alternator bracket.
• MC-29-47441 upper thermostat housing.
• MC-29-47442 upper thermostat housing.
• MC-29-87290 lower thermostat housing.
• MC-29-90736 lower thermostat housing.
• MC47-27-33395 direct replacement exhaust manifold to head gasket.
• MC47-27-46820 direct replacement exhaust manifold to head gasket.

Composite kit picture shown is for reference only. See list of included parts above in the description.