Back to Back Kit Bearing - MC I R, MR & Alpha One, Generation II Early Style 1967-1997

Please note: this is a special order item - allow 7-10 business days

Back to Back Kit Bearing - MC I R, MR & Alpha One, Generation II Early Style 1967-1997 - 21520

Applications / fitment:

• MC I R/MR/Alpha I, Gen II Early Style 1967-1997

Engine brand: Mercruiser Drives

Cross-reference numbers: 35988A12, 18-1160, 35988A2, 9-75123

Please compare the part number & application information with the component being replaced before ordering. Contact us with your model & serial number if you need assistance confirming fitment.