Allstar Performance Carb Shear Plate - Holley 4500 - 2" Bore 1012-17 and rear of the helmet

and rear of the helmet provide maximum air flow

Utilizing larger (3) -8AN inlet/outlet/return ports to accommodate increased flow

1982-1982 Pontiac 6000

Pull Down / Ratchet Adjust

Allstar Performance Carb Shear Plate - Holley 4500 - 2" Bore 1012-17 and rear of the helmetCarb plates with built in shear design help maximize performance on race engines with a large amount of cam overlap by creating a dam under the throttle plates, helping to build low pressure while improving vacuum signal to the carb. 1 2" tall plates are machined from 6061 T6 aluminum and clear anodized to protect against corrosion. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find,