Mr. Gasket Aluminum Carburetor Adapter - Converts Holley 2 BBL to Rochester 2 BBL Intake Manifold 421993 557 Outside Diameter

557 Outside Diameter

These outstanding racing wheels are among the lightest in the sport

Heavy-Duty Radius Tooth HTD Cog belts

allowing additional clearance for throttle stops

6 in Length x 6 in Wide

Mr. Gasket Aluminum Carburetor Adapter - Converts Holley 2 BBL to Rochester 2 BBL Intake Manifold 421993 557 Outside DiameterAdapts large Holley 2bbl to any Rochester 4 bolt, 2bbl base or any Rochester 4 bolt, 2bbl carb. to large Holley 2bbl base. Measures 9 16" nominal height of adapter only, without gasket. These carburetor adapter kits install quickly and easily. Gaskets, studs, nuts and washers are included. The adapters are made of diecast aluminum. Product Description: Carburetor Adapter 0. 5 in Thick Open Holley 2 Barrel to Rochester 2 Barrel Gaskets Hardware