Stage 8 Locking Header Bolt Kit - 3/8"-16 x 1" Double Hex Head - Nickel Plated - Steel - SB Chevy - Set of 12 AA0710AF2T55 improved pulling and whip-like throttle

improved pulling and whip-like throttle response from the increased spark energy reaching the gap

Most Correct Material Available

The cap and rotor of any ignition system must be considered maintenance items

Includes a dial indicator

Stage 8 Locking Header Bolt Kit - 3/8"-16 x 1" Double Hex Head - Nickel Plated - Steel - SB Chevy - Set of 12 AA0710AF2T55 improved pulling and whip-like throttleStage 8 locking header bolts use a patented system that consists of a Grade 8 quality grooved hex head bolt, a retainer, and a snap clip. a retainer fits over the bolt head and locks the bolt against the header tube, and the snap clip holds the retainer in place. Once Stage 8 header bolts are tightened down, they won't back out, eliminating leakage and blown header gaskets from loose bolts. Made in the U. S. A. Stage 8 Locking Fasteners has provided