ARP Valve Cover Bolt Kit 12-Point - Duramax 6.6L lb7 H778C01XS 1958-1974 Mercury Colony Park

1958-1974 Mercury Colony Park

Main Hoop Assembly for ALL22102 Deluxe Monte Carlo/Chevelle

Copper Core

12 AN Female Outlet

ARP Valve Cover Bolt Kit 12-Point - Duramax 6.6L lb7 H778C01XS 1958-1974 Mercury Colony ParkTo ensure proper sealing of valve covers, ARP manufactures a variety of special application specific bolt and stud kits. Many professional engine builders prefer to use studs because of their ability to properly position the gasket and guide the cover into position. ARP offers studs and bolts in a choice of chrome moly steel with a black oxide finish or stainless steel. You have a choice between conventional hex head bolts and nuts or compact, easy