ARP 755-3250 SAE Bolt Kit 1/2-20 x 3.250 12pt SS bolts ymm_37 Remapping the ECU is mandatory

Remapping the ECU is mandatory to prevent potential check engine light warning signals

600 rpm when tested on the Akrapovič dyno against a Porsche 911 GT3 RS (992) with a standard stock exhaust

The Akrapovic Slip-On Line (Titanium) for McLaren is engineered to match the vehicle’s performance and design characteristics

Constructed from lightweight titanium

F-250 1968-1976

ARP 755-3250 SAE Bolt Kit 1/2-20 x 3.250 12pt SS bolts ymm_37 Remapping the ECU is mandatorySpecifications Socket Size(s) 9 16 12pt UHL 3. 250 Thread Length 1. 250 Grip Length 2. 000 Thread Diameter Pitch 1 2 20 Grip Diameter 1 2 Wrenching 9 16 Head Height 0. 450 Collar Diameter 0. 850