MerCruiser 74009 74009A6 Thermostat Housing 1976-1982 470 3.7L Exhaust Manifold steering wheel 379475 / 0379475 Impeller

379475 / 0379475 Impeller

1957 1958 1959 1960

2529895 THRU 3274632  1969

MerCruiser 35373 (Retainer Plate) 1981-1987 (possibly subsequent years as well

Removed from a 1980-1982 MerCruiser 485 3

MerCruiser 74009 74009A6 Thermostat Housing 1976-1982 470 3.7L Exhaust Manifold steering wheel 379475 / 0379475 ImpellerItem Details MerCruiser 74009 74009A6 Thermostat Housing (for 1976 1982 Log Style Exhaust Manifold Assembly) Superseded to 41801T Overall Good Condition, a really clean unit with no cracks or welds Compatibility These would have been found only with 1976 1982 on MerCruiser 3. 7L 4cyl 170hp "470" models that used the 71527 Log Style manifold and generally a 3" Heat exchanger 1976 1977 1978 1979 1980 1981 1982 Alpha One 470 4 cyl 170hp 190hp 3. 7L 3.