Mercruiser Alpha 1 gimbal housing parts *Videos

T.C. Electronics/Marine

Mercruiser - Alpha 1 Oil seals

GLM aftermarket Alpha 1 oil seals for gimbal bearing housing

  • Gimbal housing MC-1 / R / MR / Generation 2 / Alpha 1 Mer-cruiser oil seals
  • Oil seals should be installed with loctite number 680 or 609 retaining compound. Loctite # 30517 aviation gasket sealant can be used but holding strength is limited
  • They are used to stop water from leaking on the outside of the seal and the gimbal housing were seal is being installed
  • Contact area should be wire brushed or sanded then cleaned with lacquer thinner
  • For repair tools, see our tools page

Exploded view lower unit drawing click here

85910 oil seal

85910 oil seal

P/N 85910 Gimbal bearing rear seal OEM 26-88416 $15.29

85440

85440

P/N 85440 Seal OEM 26-32911 $7.29

85420

85420

P/N 85420 Seal OEM 26-54925 $10.29