Wilwood HD 36 Curved Vane Spec-37 Rotor - LH - .810" Width - 11.75" Diameter - 8 x 7" Bolt Circle - .326" Hole - 8.5 lbs. 33009BK comes from the factory with

comes from the factory with 8AN inlet fittings

5" GN Snouts

The Forged Billet Dynalite has wide spread application over many forms over motorsports

ChevySince 1938

the HEAT produces high output for stock and MSD applications plus has a built-in rev limiter that is more accurate and easier to set with the engine running

Wilwood HD 36 Curved Vane Spec-37 Rotor - LH - .810" Width - 11.75" Diameter - 8 x 7" Bolt Circle - .326" Hole - 8.5 lbs. 33009BK comes from the factory withWilwood's HD 36 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