Wilwood HD 48 Curved Vane Spec-37 Rotor - LH - 1.25" Width - 12.19" Diameter - 8 x 7" Bolt Circle - .316" Hole - 12.7 lbs. 1128601 Setting the bump steer is

Setting the bump steer is now made easy by moving spacers on either side of each tapered end stud

Universal for 6-36 volt DC applications

This set is part of Hedman's ELITE line of headers

1981-1985 Nissan 720

and 71 series seats

Wilwood HD 48 Curved Vane Spec-37 Rotor - LH - 1.25" Width - 12.19" Diameter - 8 x 7" Bolt Circle - .316" Hole - 12.7 lbs. 1128601 Setting the bump steer isWilwood'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