Allstar Performance Carb Shear Plate - Holley 4150 - 2.125" Bore 411993 They need to be in

They need to be in excellent condition to work properly

For more information on the X1 Series Regulators

1975-1989 Buick Electra

KEY FEATURES

Allstar Performance Carb Shear Plate - Holley 4150 - 2.125" Bore 411993 They need to be inCarb 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,