Skeg Guard Protector – Fits MerCruiser Alpha 1 (1985–1990) (Replaces 27021, 1907) Yamaha Start the engine using a

Start the engine using a water source (flushing muffs) and verify a strong tell-tale stream

V8-270-E-A

Are the O-rings included with the valve

Common symptoms include a noticeable drop in engine performance

This seal kit is compatible with all years for the listed MerCruiser stern drive models

Skeg Guard Protector – Fits MerCruiser Alpha 1 (1985–1990) (Replaces 27021, 1907) Yamaha Start the engine using aProduct Details This Skeg Guard Protector Fits MerCruiser Alpha 1 Drive 19851990 is engineered to repair and shield damaged skegs, preventing costly lower unit repairs. Designed for MerCruiser Alpha 1 stern drives from 19851990, its a durable solution for maintaining your drive's performance. It serves as a direct replacement for MerCruiser 27021 1907, Panther Safe Skeg 35 SS605, and Sierra 35 SS605. Installs easily with a bolt on design; all mounting