Allstar Performance Carb Shear Plate - Holley 4150 - 1-3/4" Bore 23000C and K1 Pro helmets to

and K1 Pro helmets to allow these models to be adapted for use as a top forced air helmet

80cc exhaust ports and bolt pattern are raised

GM Compact Van 1997-2005

Black Powdercoated

Water Repellent Cover

Allstar Performance Carb Shear Plate - Holley 4150 - 1-3/4" Bore 23000C and K1 Pro helmets toCarb 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,