Chat with us, powered by LiveChat
Loading...

86-91 Polished Aluminum Valve Covers

Item #:
VC-331
Upgrade the valve covers on your 1986L-1991 Corvette with these GM licensed polished aluminum covers. Die-cast aluminum valve covers are polished to a bright shine. Designed to be used on 1986 Late design Corvettes with the center mount bolt. Approximate 1/4" taller than production covers - perfect for clearing those high ratio rocker arms. Valve cover set includes mounting bolts, washers and seals.

(GM Part 12497978)

Model Years

More Information
Model Year 1986, 1987, 1988, 1989, 1990, 1991
Base Unit of Measure PR
Search Description C4 CORVETTE ENGINE ROCKERS VALVE COVERS
Net Weight 8.200000
GM Item No. 12497978
Additional Item Information

GM Accessory

Direct from GM, Zip offers a complete line of fully licensed Corvette apparel and accessories. Whether it’s a t-shirt or a briefcase, Zip offers the Official GM Accessories you need for your Corvette lifestyle.

Write Your Own Review
You're reviewing:86-91 Polished Aluminum Valve Covers
Your Rating
Copyright © 2026, Zip Products Inc All rights reserved.