Head Bolts Archives - Engine Builder Magazine
ARP2000 Head Stud Kit for the Duramax 6.6L L5P

All ARP2000 studs are centerless ground, heat treated prior to thread rolling and machining, nominally rated at 220,000 psi tensile strength and are reusable as compared to the OEM Torque to Yield (TTY) head bolts.

Goodson Magnetic Head Bolt Washer and Valve Spring Shim Remover

Removing head bolt washers and valve spring shims can be a real pain in the butt; especially on a head that hasn’t been cleaned yet. Goodson has a set of tools for that:

Goodson Magnetic Head Bolt Remover
EngineQuest Performance Head Bolts

After diligent development, EQ has added a new performance version of the GM bolt set to its head bolt line. The HB350P is a high tensile performance oriented bolt with the cost conscious engine builder in mind. This bolt is intended for use in a high stress race related environment or for use in the