MerCruiser 4cyl 470 3.7L 170hp 180hp 190hp Bolt Set Exhaust Manifold Coupler Oil Pans Was mostly used from 1980-1987

Was mostly used from 1980-1987 may work other years

235 & 245 400 800

Compatibility by year: (this is based on my research and the OMC parts diagrams) 1987: All Models

Overall good shape

MerCruiser 4cyl 470 3.7L 170hp 180hp 190hp Bolt Set Exhaust Manifold Coupler Oil Pans Was mostly used from 1980-1987Item Details Removed from a 1985 1986 MerCruiser 470 170hp With an Aluminum Exhaust Manifold Overall Good Condition This is just an assortment of bolts removed from that engine. Not everything is here, but basically just what you can see in the pictures. The head bolts are in a separate listing May work with other years & Models Parts Included You will receive everything in the pictures some of the major items listed below. Coupler Bolts 10 37612