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from a running engine
ALPHA GM 350 V-8 1986-1987 0A635178 THRU 0B525981
) GM 305 V-8 1977-1978 4765100 THRU 5170008
KB3 ---- WB3
170hp 200hp 1981 1982 1983 1984 1985 1986 175hp 200hp 270hp 260hp 170hp 230hp 185hp 175 200 270 260 170 230 185 hp
MerCruiser Engine coupler 12632A7 GM 120hp 140hp 12632A3 3.0L 2.5L alpha one Couplers from a running engineItem Details Excellent Shape This the newer style engine coupling assembly used on MerCruiser GM 120hp 2. 5L 140hp 3. 0L 4cyl models (Serial 0A000000 0F000000) but more so 1983 1997 that had this particular style coupler AND 12 3 4" flywheel. They were seen most frequently during this time period in different iterations. (12632A3 12632A6 12632A7) Early Style 12632A3 (Did not have extended greaseable tube for yoke splines) Later Style 12632A7 (Had
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