MerCruiser 72608 GM 6269318 Aluminum Intake Manifold 454 7.4L Magnum Bravo 3 Cooling System & Hoses but very similar as the

but very similar as the early pulleys were a bit shorter

"10-Pin"  Round Female Blue Cannon Plug

0985387 / 985387 Lever Arm & Pin (This has already been upgraded)

8L 351 which came in various horsepowers (170hp / 175hp / 190hp / 235hp / 250hp)  from 1974-1979

MerCruiser 32492 / 90741 (Stamped 90741) Engine Coupler (2-Piece Rear Main seal GM Engines) For the most part GM engines 1986 & before

MerCruiser 72608 GM 6269318 Aluminum Intake Manifold 454 7.4L Magnum Bravo 3 Cooling System & Hoses but very similar as thePart Number(s) Included MerCruiser 72608 72608T Intake Manifold (4BBL) GM Chevy Chevrolet 6269318 (casting number) General Application Compatibility This was an aluminum square port intake manifold with a bronze water crossover. This was common on 7. 4L 454 Mag applications mostly up until Gen V and it appears some 502 models 1985 1997. Typically just the Bravo 3 models Ideally, you are replacing this with some intake that already has the same GM