ARP 642-4000 SAE Bolt Kit 3/8-16 x 4.000 12pt black oxide bolts ymm_22 The system can be visually

The system can be visually enhanced with four round titanium or carbon fibre tailpipes

Three-resonator layout for acoustically tuned sound without drone

Superior material grain flow because of patented Wave-Loc surface design as compared to knurled bolts that have sharp edges and “built-in” stress risers

Fits Following Engines: 316 CID Pontiac V8

ARP 642-4000 SAE Bolt Kit 3/8-16 x 4.000 12pt black oxide bolts ymm_22 The system can be visuallySpecifications Socket Size(s) 3 8 12pt UHL 4. 000 Thread Length 1. 000 Grip Length 3. 000 Thread Diameter Pitch 3 8 16 Grip Diameter 3 8 Wrenching (reduced) 3 8 Head Height (reduced) 0. 300 Collar Diameter (reduced) 0. 620