Trick Tire Siper Head - Modular Blade - Aluminum - Natural - Ultimate Siper 35453BU A direct replacement for stock

A direct replacement for stock GM HEI Distributors

2 to 3 in Lowering

Fully updated skirt profiles

Each kit covers virtually every carburetor in the listed "family"

digressive piston which reacts to changing road conditions

Trick Tire Siper Head - Modular Blade - Aluminum - Natural - Ultimate Siper 35453BU A direct replacement for stockProduct Description: Tire Siper Head Modular Blade Aluminum Natural Ultimate Siper Sold Individually Trick Race Parts specializes in tire siping equipment for dirt modified racing, including stands, cutters, and other accessories. They also offer helmet blowers and coolers, as well as an extensive line of fiberglass panels, shrouds, cowlings, and other components.