Edelbrock 8723 4- Barrel Carburetor Spacers Features: Provides Superior Heat Insulation Ideal for Reducing Heat Transfer to Carburetor Use Spacer to Enhance Low-RPM Torque Use to Enhance Throttle Response Dampens Reversion Effects on the Carburetor Height: 11.50 Width: 0.75 Length: 8.25 Weight: 0.75 lbs Vehicle Type: 2715