ARP 640-0515 SAE Bolt Kit 1/4-20 x 0.515 12pt black oxide bolts ymm_46 When tested on the Akrapovic

When tested on the Akrapovic dyno against a Toyota GR Yaris with a standard exhaust

Maximum Power: 194

The link pipe set has an instant sharpness and depth that is delivered from the moment the engine is started

High-grade titanium reinforcements have been incorporated for better structural stability at pivot points

Skylark 1965-1967

ARP 640-0515 SAE Bolt Kit 1/4-20 x 0.515 12pt black oxide bolts ymm_46 When tested on the AkrapovicSpecifications Socket Size(s) 5 16 12pt UHL 0. 515 Thread Length 0. 515 Grip Length n a Thread Diameter Pitch 1 4 20 Grip Diameter 1 4 Wrenching 5 16 Head Height 0. 255 Collar Diameter 0. 515