This one barrel carburetor is found on GM vehicles with a 6 cylinder that was used in many years by Chevy, Pontiac, and Oldsmobile. Check the dimensions below to see if it will fit your application.

This is a 1/2" phenolic carb insulator that helps prevent carburetor boiling or heat soak. This has a bore of 1.75" and a bolt hole distance of 2 15/16" center to center, clearance drilled for 3/8" studs and will fit different models or carbs.