ATI 918073 Godzilla 7.3L and 6.8L Harmonic Balancer Crank Pulley

ATI Damper for all 7.3L and 6.8L Godzilla Engines. 7.570 in OD, SFI 18.1. Will Increase boost by roughly .5/1 PSI when installed on a supercharged application. 

Ideal for upgraded race applications, or if you need some additional clearance over the stock balancer to get that Godzilla fitting in the engine bay just right. 

Recommend Purchasing a new crank bolt. They are Torque to Yield!