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. 91940039 TYPE OF USE: High performance

TYPE OF USE: High performance low viscosity lubricant specially engineered for modern automatic transmission (manual mode

The six point configuration incorporates a comfortable dual 2" wide moustache bar crotch strap design that is adjustable to 24" in length

947 Cranking amps

1967-1973 GMC K15/K1500 Pickup

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. 91940039 TYPE OF USE: High performanceWilwood'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