Valve Cover Bolt Kit for Cast Aluminum Covers Chevy Duramax 6.6L (LLY/LBZ.LMM/LML) Stainless - 12-Pt

Valve Cover Bolt Kit for Cast Aluminum Covers Chevy Duramax 6.6L (LLY/LBZ.LMM/LML) Stainless - 12-PtTo 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 polished ARP Stainless. You have a choice between conventional hex head bolts and nuts or compact,

the threads are machined exactly perpendicular to the bottom of the adjuster

They’re application-specific

in length or more

and precision J-form threads rolled after heat-treat to create a fastener that has threads 2000% stronger than others

This prevents any unnecessary wear or damage to rotating

and are available in 8740 chromemoly with a black oxide finish or ARP Stainless

making it ideal for the application

with most of them also offered in handy 2-piece and 10-piece packages

ARP has developed these sophisticated and durable pushrods

Similar improvements over factory TTY bolts are provided by high strength ARP main studs

Some applications have provisions for mounting windage trays and have specially designed standoff studs with serrated lock nuts to position the windage tray and lock it securely in place

This material is easily contaminated and subject to stress corrosion