Allstar Performance Adjustable Angled Carb Spacer Pressure Plate Cover Assembly The adjusters on these belts

The adjusters on these belts have improved mechanisms built in to provide a tight lock when tightened down which means no need to tighten your belts while driving anymore

Nomex ® Mesh provides unmatched breathability and great for dirt/asphalt racing and general road racing

Holley Style Carburetors

measure from center of one Tear Off Post across the shield/visor to center of opposite Tear Off Post

Allstar Performance Adjustable Angled Carb Spacer Pressure Plate Cover Assembly The adjusters on these beltsFour hole aluminum spacer angles the carburetor left and to the rear so the carb is closer to level when in race attitude. Spacer accepts 1 2" or 1" tapered inserts which can be changed quickly by removing the carb. Inserts restrict air fuel entry and reduce power slightly to prevent wheel spin and range in size from 0. 950" to 1. 400" for custom tailoring and quicker lap times. Spacer works with most Holley 4bbl. 4150 4160 series carburetors. Inserts