Allstar Performance Carb Shear Plate - Holley 4150 - 1-3/4" Bore YA0828MM10 and reduced emissions

and reduced emissions

Head / Water Pump Mount

Set of two plates

Swivel head positions the 2-3/4" diameter gauge for easy viewing

Allstar Performance Carb Shear Plate - Holley 4150 - 1-3/4" Bore YA0828MM10 and reduced emissionsCarb 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,