MerCruiser 98348A4 470 180hp 190hp 4BBL 3.7LX 4cyl Intake Manifold 1985-89 Lower Unit Switch Box (Bullet Connectors: 339-7452A8

Switch Box (Bullet Connectors: 339-7452A8

Definitely used from 1979 on 175hp & 200hp

65hp (2cyl)

or at least maybe just the end of it

MerCruiser 90 AMP Fuse 88-79023A90 (White) - Other colors represented different amperages

MerCruiser 98348A4 470 180hp 190hp 4BBL 3.7LX 4cyl Intake Manifold 1985-89 Lower Unit Switch Box (Bullet Connectors: 339-7452A8Item Details Removed from a 1985 1986 MerCruiser Sterndrive 470 S N A681323 If you wish to perform a conversion from a 2 Barrel to a 4 Barrel 470 engine, just note that you need more than just this manifold to complete that kind of conversion Mainly, you need to have the proper valve cover as well as a remote oil filter adapter elbow and of course a quadrajet carburetor with electric choke and the proper metering rods. Freshwater used part, overall