Mercruiser Alpha I Gen I New Aftermarket Lower Drives

SEI

New SEI / Mercruiser 1972-1991 Alpha 1 Gen 1 Lower Gearcase Housing

New SEI 1972-1991 Mercruiser Alpha 1 Gen 1 Gearcase Housing. 3.50" O.D. Forward Bearing. Replaces OEM number 1623-8951A37. SHIPPING: Additional shipping fees to Alaska, Hawaii, US Territories, or International Shipping will be calculated after checkout...
SEI

New SEI / Mercruiser 1972-1990 Alpha 1 4 CYL, V6 and V8 Counter-Rotation Gearcase

New SEI Mercruiser Alpha 1 1972-1990 Counter Rotation Lower Unit. Replaces OEM Number 8951A43. Will fit 4 cylinder, V6 and V8 engines. Will not work for Alpha 1 GEN II drives. Replaces R, MR, Alpha One lowers from 1972-1990. 13 Spline Driveshaft. Up to...

MSRP:

Was:

Now: $1,175.00

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SEI

New SEI / Mercruiser Alpha 1 1972-1990 4 CYL, V6 & V8 Sterndrive Gearcase

New SEI Mercruiser Alpha 1 1972-1990 Lower Unit. Replaces OEM Number 8951A43. Will fit 4 cylinder, V6 and V8 engines. Will not work for Alpha 1 GEN II drives. Replaces R, MR, Alpha One lowers from 1972-1990. 13 Spline Driveshaft. Tooth count is 13-21Up...

MSRP:

Was:

Now: $975.00

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