Carb Insert 1in Tall 1.250in Diameter

The Carb Insert 1in Tall 1.250in Diameter from WEHRS MACHINE is a precision aluminum carburetor restrictor plate insert designed for engine builders and performance shops involved in sanctioned racing programs. This 1-inch-tall insert features a 1.250-inch bore diameter and is crafted from aluminum, providing a lightweight and corrosion-resistant solution for applications requiring intake restriction.

Weighing just 0.54 lbs, this restrictor plate insert integrates into the Wehrs Machine spacer system, a modular platform used in oval track racing to achieve consistent performance specifications. The aluminum construction minimizes reciprocating mass while maintaining structural integrity under engine bay vibration and thermal cycling, making it suitable for various racing formats.

This insert is essential for racers competing in classes that mandate intake restriction, including various bracket racing formats and short-track stock car series. Proper installation requires verification against your specific carburetor setup to ensure compatibility and optimal performance.