ARP 721-2500 SAE Bolt Kit 1/4-28 x 2.500 hex SS bolts ymm_21 Fits Following Engines:Chevrolet LS Series

Fits Following Engines:Chevrolet LS Series

Modifying this will invalidate the sensor’s output

provides increases of 16

Specifications Socket Size(s) 8mm hex UHL 16mm Thread Length 16mm Grip Length n/amm Thread Diameter-Spacing M6-1

The use of this configuration is designed for the racetrack and will offer a sporty sound and higher performance

ARP 721-2500 SAE Bolt Kit 1/4-28 x 2.500 hex SS bolts ymm_21 Fits Following Engines:Chevrolet LS SeriesSpecifications Socket Size(s) 5 16 hex UHL 2. 500 Thread Length 1. 000 Grip Length 1. 500 Thread Diameter Pitch 1 4 28 Grip Diameter 1 4 Wrenching 5 16 Head Height 0. 255 Collar Diameter 0. 515