Wilwood HD 48 Curved Vane Spec-37 Rotor - RH - 1.25" Width - 12.19" Diameter - 8 x 7" Bolt Circle - .316" Hole - 12.7 lbs. 10237C or installing the distributor

or installing the distributor

2005-2005 Nissan Frontier

2019 Ram 2500 Tradesman Fleetside

the positive-stop Teflon seal is used

Wilwood HD 48 Curved Vane Spec-37 Rotor - RH - 1.25" Width - 12.19" Diameter - 8 x 7" Bolt Circle - .316" Hole - 12.7 lbs. 10237C or installing the distributorWilwood's HD 48 Curved Vane Spec 37 rotors are manufactured from a proprietary iron alloy developed to withstand extreme temperatures with the highest possible degree of resistance against distortion, warping, cracking, and wear. The formulation for this alloy is a derivative of technology and materials that were significant in the development of the extreme duty military spec rotors that are manufactured by Wilwood. Every Spec 37 rotor is precision