Headerbs 2in 4 Hole Carburetor Spacer Open Center Style Square Bore Carb Spacer Compatible with HOLLEY for SBC BBC Engine - Headerbs5xyb3mpqiw

• Practical function: Square hole carburetor spacers are used to extend the length of the intake mixing column for better air and fuel distribution. 4 Hole Open Center: Open design increases plenum chamber volume for increased RPM power, 4 hole design increases mixing speed for improved low speed and mid range . Replacement: Fits any square bore carburetor such as Holley 4150 4160, Barry Grant, Carter and replacements used in many small or large engines. Compatible with: Replacement for HOLLEY. Replacement for Ford. Replacement for MOPAR. Replacement for Chrysler. Replacement for DODGE, etc. Reduces Fuel Temperature: Phenolic carburetor gaskets reduce fuel temperature inside the carburetor, bringing richer, more powerful fuel to the manifold.