Wehrs Machine Carburetor Bore Reduction Insert - 2" Tall - 1.350" Diameter M592 Modified cap for a better

Modified cap for a better seal

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Pertronix Industrial 6-Cylinder Distributors

2004-2010 Chevrolet Silverado 2500 HD

The use of other manufacturers hose ends is not recommended

Wehrs Machine Carburetor Bore Reduction Insert - 2" Tall - 1.350" Diameter M592 Modified cap for a betterOur new Jimmy Mars designed traction tuning carb spacer system allows you to have the maximum power and also the option to reduce power by changing the insert when the track gets slick. 2'' tall bore size 1. 350. Wehrs produces custom machined chassis and engine components designed for racing use. Their lineup includes everything from mounting brackets to cover panels, birdcage assemblies, and much more. Many of their parts are made from lightweight