Speedmaster PCE279.1007 Chevy BBC 454 Chromoly Head Bolt Kit

The Speedmaster PCE279.1007 is a chromoly cylinder head bolt kit for the Chevy big block (BBC) 454 engine. These head bolts clamp the cylinder heads to the block and are built for builders who want a strong, dependable fastener.

Key Features:

• Made from aircraft quality 8740 high tensile strength chromoly steel
• Cold-forged to ensure molecular integrity
• Heat-treated prior to thread rolling and machining
• Rated at 190,000 psi
• Kit comes complete with hardened parallel washers for even load distribution and accurate torque readings

Speedmaster's chromoly construction and hardened washers help provide consistent clamping load and reliable torque readings during cylinder head installation.