MerCruiser 220-2282 GM 6270046N Flywheel 1963-1978 120hp 140hp 2.5L 3.0L 110hp

Part Number(s) Included MerCruiser 220-2282 Crankshaft Flywheel GM 6270046N / 6270045 (which sometimes looks like 6270048N) General Application / Compatibility GM 4cyl 2-PIECE REAR MAIN SEAL ENGINES GM 110hp 4cyl 2.5L 153cid 1963-1966 GM 120hp 4cyl 2.5L 153cid 1964-1978 GM 140hp 4cyl 3.0L 181cid 1968-1978 This is a bit thicker than flywheels found on later MerCruiser 4cyl engines (see other listings for the later versions) 12-3/4" Diameter - 153 Tooth 3.5" across for the crankshaft bolt holes (true for all 2-piece rear main seal GM 4cyl engines produced before 1989) Other Details Cleaned & Repainted Freshwater Used Parts Purchase with confidence!