Shift Lever Kit with updated style seal for a Mercruiser Sterndrive. . # 45518T1. Alpha One & Gen 2 Outdrive Parts *Drawings *Videos, Mercruiser Alpha One How to repair videos, , P/N 87511 Alpha one gen 2 lower unit sets for years 1991 and up, serial numbers 0A54004 - up)Alpha one gen 2 kit includes:12341 Pump base 30090 Gasket31170 Gasket31240 Gasket80120 O-ring To order a new seal kit, please dial 954-271-7183. })(); Click image below for Mercruiser alpha parts,