Fits Carter AVS Phenolic Carb Insulator Spacer Heat Soak Riser 4 Barrel Kit 1/4"

For Early Carter AFB Phenolic Insulator Spacer 4 Barrel Carb Riser 1957-1964 1/4

Carter WCFB Phenolic Carburetor Insulator Spacer 4 Barrel Heat Soak Riser Kit

Fits Holley 4150 4160 4 Barrel Phenolic Carb Insulator Spacer Heat Riser Kit 1/2

For Early Carter AFB Phenolic Insulator Spacer 4 Barrel Carb Riser 1957-1964 1/2

For Holley Spread Bore Carb Phenolic Insulator Spacer Heat Soak Riser 1/2" Open

Fits Holley Carter AFB Carb Phenolic Insulator Spacer 4 Barrel Riser 1/2" Kit

Fits Holley 4150 4160 4 Barrel Phenolic Carb Insulator Spacer Heat Riser Kit 1/4