496 Marine Engine For Sale. 496cid (8.1l) * engine type: 87 octane * fuel delivery system:
Engine - New Mercruiser, 496 Mag, Efi, Seacore, Bravo (#Mercbob-496Sea-B) | Perfprotech.com from www.perfprotech.com4.25” x 4.38” * compression ratio: Gm v8 marine iron block * bore & stroke: 87 octane * fuel delivery system: