ARP Valve Cover Bolt Kit 6-Point - Duramax 6.6L YA0864 and other items using threaded

and other items using threaded tube

5-32 in Length

Multiple Layer

Fittings fit in a 5/8" hole and are sold in a pack of 20

Upper body 39mm

ARP Valve Cover Bolt Kit 6-Point - Duramax 6.6L YA0864 and other items using threadedTo 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