Engine Hardware

This 3/8" Arbor/Pilot from COMP Cams is required for use with Spring Seat Cutters and Guide Cutters. Arbor/Pilots from COMP Cams will also work with the valve guide cutters used for shortening the guide for a high lift cam or installing a COMP Cams...

Replacing the set screws that come with our Ultra-Gold ARC rockers, these set screws allow you to lock down the adjuster nuts on our Ultra-Gold ARC rocker arms.

Replacing the set screw that comes with our Ultra-Gold ARC rockers, this set screw allows you to lock down the adjuster nut on our Ultra-Gold ARC rocker arms.

These set screws replace the set screws that come with our adjustable Ultra Pro Magnum rocker arms for GM LS1/LS2/LS6 and LS3.

4618-1 - CAM Bolt, Top Fuel 3/8" X 1.38 0

4615-1 - CAM Bolt,Ford V-8 352-427

These bolts are .750" long with 5/16" diameter for Chevrolet V8 and V6 camshafts. These bolts are designed to prevent breakage, rated at 170,000 psi.

4611-1 - Bolt, CAM Chevy V-8

With a 7/16" base thread and a 1/2" rocker thread, the Hi-Tech stud features rolled threads for maximum contact and a ground-flat top for accurate valve adjustment. This stud has a 1.900" effective stud length with a .735" long base.

For applications with moderate lift and spring pressure, this High Energy stud has a 5/16" base thread and 3/8" rocker thread with a 1.520" effective stud length. Perfect for Oldsmobile applications.

With a 7/16" base thread and a 7/16" rocker thread, the Hi-Tech stud features rolled threads for maximum contact and a ground-flat top for accurate valve adjustment. This stud has a 1.900" effective stud length with a .750" long base.

COMP Cams takes pride in having the finest rocker arm studs available on the market. The Hi-Tech Rocker Arm Studs work well in race applications with higher rpm ranges and are available in the popular 3/8? and 7/16? sizes. All COMP Cams studs have...

Designed for exhaust valves on Chevrolet Big Chevrolet engines with aluminum heads, this Hi-Tech stud features a 7/16" base thread, 7/16" rocker thread and a 2.000" effective stud length.

With a 7/16" base thread and a 7/16" rocker thread, the Hi-Tech stud features rolled threads for maximum contact and a ground-flat top for accurate valve adjustment. This stud has a 1.750" effective stud length with a .710" long base.

With a 7/16" base thread and a 3/8" rocker thread, the Hi-Tech stud features rolled threads for maximum contact and a ground-flat top for accurate valve adjustment. This stud has a 1.750" effective stud length with a .680" long base.