Wilwood GT 48 Curved Vane Spec-37 Rotor - LH - 1.25" Width - 12.19" Diameter - 8 x 7.00" Bolt Circle - .316" Hole - 12.7 lbs. BR20035 GM Fullsize Truck 1947-54

GM Fullsize Truck 1947-54

Heavy Duty 3/16" Steel Construction for Strength & Durability

Trim to length Can be slit lengthwise for easy install Tough

Over 8 styles of Grille Guards to choose from

Wilwood GT 48 Curved Vane Spec-37 Rotor - LH - 1.25" Width - 12.19" Diameter - 8 x 7.00" Bolt Circle - .316" Hole - 12.7 lbs. BR20035 GM Fullsize Truck 1947-54Wilwood's GT 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