Alpha 1 & Gen. 2 Outdrive Parts *Drawings *Videos

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Mercruiser Alpha One upper gearcase ring

Alpha 1 GLM aftermarket ring for the upper gearcase

28390 ring

28390 ring

P/N 28390 Ring $11.95 OEM 35983

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51140 Mercruiser Alpha One exhaust manifold elbow 807988Q03

51140 Exhaust manifold elbow

P/N 51140 Mercruiser Alpha One exhaust manifold elbow/riser $143.95

Includes:
P/N 30240 Elbow/riser gasket
P/N 21892 plug
P/N 22379 plug
P/N 22381 x 4 mounting bolts

12120 Mercruiser Alpha One water pump impeller kit

12120 water pump 46-44292A5

P/N 12120 water pump kit with housing - years 1984 - 1990 Serial numbers 6854393 - OD469858 $35.95

Includes:
P/N 12322 / 46-44292A3 Pump base
P/N 89840 / 47-89984T4 Impeller
P/N 12410 / 46-96148T1 Housing
P/N 12510 / 32435 Wear plate
P/N 12820 / 23-29804T Guide tube
P/N 11070 / 28-56654 Key
P/N 12810 / 48752 Cup
P/N 31010 / 27-85608-1 Gasket

87500 Mercruiser Alpha One upper gearcase seal kit 26-32511A1

87500 Seal kit 26-32511A1

P/N 87500 upper gearcase seal kit. Replaces 26-32511A1. For M1 / R / MR / Alpha 1 (1964 - 1990) serial numbers 1684188 - OD469858 $24.95

Includes:
P/N 85150 Grommet
P/N 85020/85060/85030 Oil seals
P/N 80420 O-ring P/N 80190 O-ring
P/N 81180 O-ring P/N 82380 O-ring
P/N 31150 Gasket

12110 Mercruiser Water pump kit 46-57234A3

12110

P/N 12110 water pump with housing. For years 1970 - 1983 Serial numbers 2763442 - 6854392 $39.95

Includes:
P/N 12410 / 46-96148T1 Pump housing
P/N 89840 / 47-89984T4 Impeller
P/N 12820 / 23-29804T Guide tube
P/N 11070 / 28-56654 Key
P/N 12310 / 46-57234T1 Pump base
P/N 12810 / 48752 Cup
P/N 12510 / 32435 Wear plate
P/N 31010 / 27-85608-1 Gasket