Main Stud Kit for Ford Side bolts - Early aluminum block M8

Main Stud Kit for Ford Side bolts - Early aluminum block M8There 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

As the crankshaft flexes and twists

ARP only uses premium grade 8740 alloy anda proprietary ARP2000® alloy that are rated far superior to “aircraft”quality alloy steels

and designed for use in competition engines

ARP’s Oil Pump Primer Kit lets you spin the oil pump with a drill motor and bring up the oil pressure prior to starting the engine

heat-treated in-house to 190

they’ve been known to break at the most inopportune time

All Pro Series bolts are cold-forged to ensure molecular integrity

Both feature an exclusive

The popular High Performance Series is rated at 180

threadpitch to thread pitch

Wide underhead flange and companion washers provide even load distribution

increments