The GN1 valve cover is quickly becoming the #1 aluminum valve cover for the turbo V-6.
Special Features of the GN1 Valve Cover: •Precision thick wall aluminum alloy casting for even gasket compression and no Leaks!
•CNC machined for consistent fit.
•Clearance for roller rocker arms
•Unique spot-face and chamfer design breather bore accepts all popular breathers and maintains positive seal between breather and cover.
•No clearance problems.
•Bolts and washers included.
•Eye appealing and functional.
•A must for roller rocker installations.
•Two styles available.
•GN1 or the New Buick Power 6
•Inquire about our company logo engraving service