Part Number: GLM28400
Price: $76.9500
Quantity: 
Cover Kit Upper Unit for Mercruiser Upper #1 Alpha 1 1974-91 25-87400A2
This Top Cover Assembly fits all Mercruiser # 1,R, MR and Alpha One Outdrives.
It comes complete with Cover, O-Ring, Shims, Top Bearing, and new Bolts.
Replaces Mercruiser: 25-87400A2