Stage 8 Locking Header Bolt Kit - 12pt. 3/8-16 x 1-1/4 (16) RJS Racing Equipment Guide plates are designed for

Guide plates are designed for 5/16" hardened pushrods and stabilize valvetrains using highlift camshafts and high-pressure valve springs

AN fittings

It has the ability to handle higher heat for improved performance and durability and with a cool carbon fiber look

Due to slight variation in blocks

Stage 8 Locking Header Bolt Kit - 12pt. 3/8-16 x 1-1/4 (16) RJS Racing Equipment Guide plates are designed forProduct Description: Header Bolt Locking 3 8 16 in Thread 1. 25 in Long 12 Point Head Steel Nickel Plated Small Block Ford Set of 16 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