Fits Shifters with 3/8-16 Threads - Hurst Engraved on Both SidesThis Hurst classic shift knob is manufactured from solid high gloss, high strength plastic. 1 7 8 inch diameter with engraved inlaid shift pattern and molded in 3 8 16 brass thread insert. Complete with jam nut.

Great for 360 4 BBL in medium to heavy-duty applications

hardened tip stainless steel valves with undercut stems for increased flow

Includes Swivel

These direct bolt-on replacements reduce wheel hop

Each header is manufactured with 1-3/4" CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torque over factory OEM manifolds

and Bosch fuel injector supply tubes (6)

gun drilled to reduce weight

and a 190 lb/in spring rate

Designed to provide additional clearance for large tires and center aftermarket rear ends in the wheel well

Low-friction cam with super-smooth

5 quarts - 1830 ppm - 2208 ppm

The UTCA063's heavy-duty construction eliminates trailing arm flex