Direct replacement water cooled exhaust manifold (starboard side).
Replaces MerCruiser 65603A13, Osco 5603, Mallory 9-40501 and Sierra 18-1962.
Fits 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).
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.
Replaces MerCruiser part # B-65603A4 and B-54099A5.
Includes all plugs, gaskets and mounting hardware to the cylinder head.
3 year limited warranty on Barr exhaust manifolds, risers and exhaust connectors (1 year when used for commercial purposes).
Compatible parts:
MC-1-65604 direct replacement water cooled exhaust manifold (port 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.
1-60252 direct replacement exhaust manifold end cap/connector.
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 # MC47-2752076.
MC-20-60426P exhaust riser elbow mounting package. For use with both MC-2060426 and MC-20-76351 risers.
