Main Stud Kit for Chevrolet Large journal with aftermarket (4-6 bolt) windage tray 3.50-4.00” stroke

Main Stud Kit for Chevrolet Large journal with aftermarket (4-6 bolt) windage tray 3.50-4.00” strokeThere are many important reasons to use ARP main stud kits, including the elimination of main cap walk and fretting, as well as protecting the threads in your engine block. All kits come complete with hardened parallel ground washers and high quality nuts. 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. The studs

which requires less energy to operate

ARP’s special drive plate bolts have many important features

Special ARP Pro Series NASCAR type stud kits have one of the studs drilled to facilitate sealing the carburetor in the engine by race officials

Finish: Black

Stock fuel pump pushrods leave a lot to be desired

They’re designed to make it as easy as possible to install a pan and seal it properly

Available in black oxide finish 8740 chrome moly or polished stainless steel with hex or 12-point nuts

drive ratchet orbreaker bar to facilitate rotating the crank assembly

12-point head design and larger than stock shank diameter for increased strength and improved flywheel register

All carb studs include a nut starter nose (except where noted) and kitscome with hex nuts and washers

and -6 thru -20 O-ring sizes

000 psi bolts that let you exert maximum clamping force