Description:

Diameter: 4.4" Length: 0.950" Grooves: 2 Bolt Pattern: 4 Bolt Bolt Circle: 3.65" Pilot Diameter: 2.4". For use with Vehicles 4 Bolt Dampener, Drivers Side Lower Radiator Hose. Required for Ford Racing, Summit, Pro Products, Trick Flow Specialties, and ATI Performance Dampeners/Balancers. Not needed for OEM 4 Bolt Balancers; Fluidampr requires .625 Spacer. Give your engine the strong American Made Parts that it deserves! Not sure you need this? We're here to help!.