MerCruiser 470 3.7L 4cyl Intake Manifold 76328A2 89953A2 1976-1989 170hp 165hp Exhaust Tubes but some of these parts

but some of these parts will work on the 4cyl models as well and even some 2 cylinder models from that time period

Engine Base Mount: 66284 66284A2

0L 888 188hp 215hp / 305 5

MCM 470 165hp 170hp 3

From a AQ-280 Sterndrive paired with an AQ130D 4-cylinder

MerCruiser 470 3.7L 4cyl Intake Manifold 76328A2 89953A2 1976-1989 170hp 165hp Exhaust Tubes but some of these partsItem Details Removed from a 1985 1986 MerCruiser Sterndrive 470 S N A560005 Freshwater used part, overall good condition, minor pitting on the mating surface on the outermost edges of the flange where there are holes in the mating gasket to block the water passage (this is normal) This item has had its surfaces have been cleaned up and is ready to be installed. The Part number stamped on this manifold is 76328 which equivalent and the same as 89953A2