Wilwood Rotor-GT48 SPC-37-LH 13.06 x 1.25 - 12 on 8.75in Engine Components>Intake Manifold Plenum Techni-Cooler dramatically increases the cooling

Techni-Cooler dramatically increases the cooling capacity by balancing the richer fuel mixture with greater airflow and cooler

4 and 7 degree positive caster

water or other harsh conditions Extremely light weight

Aggressive Sound: A free-flowing

the combination of the larger piping diameters

Wilwood Rotor-GT48 SPC-37-LH 13.06 x 1.25 - 12 on 8.75in Engine Components>Intake Manifold Plenum Techni-Cooler dramatically increases the coolingWilwood'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. Combined with our proven GT Series