Stage 8 Locking Header Bolt Kit - 12pt. 3/8-16 x 1" (12) AMH-1.5 Outside Diameter

Outside Diameter

9/16 in 36 Spline to 3/4 in Smooth

Performer Pontiac heads utilize a D-Port exhaust port configuration for use with standard D-port exhaust systems

Features:CNC machined billet aluminum housing is 1/2” smaller in diameter and over 1” shorter than conventional Chevy V-8 distributors with the “points” type capSupplied with small diameter HEI style distributor cap and rotorWill not accept a vacuum advance canisterO-ring seals can be added to modified blocks to improve oil pressure controlMust be used with an MSD 6

Pinlock ready

Stage 8 Locking Header Bolt Kit - 12pt. 3/8-16 x 1" (12) AMH-1.5 Outside DiameterProduct Description: Header Bolt Locking 3 8 16 in Thread 1 in Long 12 Point Head Steel Nickel Plated Various Applications Set of 12 Stage 8 Locking Fasteners has provided Fail Safe Joint Integrity For Critical Applications over 22 years. Stage 8 Locking Fasteners are available in kits, ready to install on all critical automotive parts like headers, starters or turbos. Stage 8 Locking Fasteners easily install on all popular makes and models and are