The Edelbrock Carburetor Spacer #8713 4-hole design enhances low-rpm torque and throttle response and dampen reversion effects on the carb. The Edelbrock #8711 4-hole spacer is 2" thick and made of Black Phenolic Plastic.
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.