Wilwood GT 48 Curved Vane Rotor LH Mechanical Cooling Fan Sprags are a one-way clutch

Sprags are a one-way clutch device used to transfer power through the transmission

120" aerospace aluminum tube then reinforced with six Monobolt aircraft fasteners

while still providing beneficial exhaust flow improvement over factory manifolds

Valve Spring Kits are complete kits that contain non-rotator valve springs

Just ask the winner of the 2007 Ridler Award

Wilwood GT 48 Curved Vane Rotor LH Mechanical Cooling Fan Sprags are a one-way clutchWilwood'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