ARP 644-1750 SAE Bolt Kit 3/8-16 x 1.750 12pt 7/16 wrenching black oxide bolts ymm_46 Never requires free-air calibration when

Never requires free-air calibration when used with an AEM Controller and connector plug

The valve body features include 1/8” NPT ports with included push-to-lock ¼” hose fittings for easy connection and EPDM seals that stand up to corrosion for years of reliable use

Ideally suited for installing exhaust headers

while maintaining comfort without excessive noise

Suburban 1960-1965

ARP 644-1750 SAE Bolt Kit 3/8-16 x 1.750 12pt 7/16 wrenching black oxide bolts ymm_46 Never requires free-air calibration whenSpecifications Socket Size(s) 7 16 12pt UHL 1. 750 Thread Length 1. 000 Grip Length 0. 750 Thread Diameter Pitch 3 8 16 Grip Diameter 3 8 Wrenching 7 16 Head Height 0. 360 Collar Diameter 0. 700