Engine Carburetor Upgrade Series Model 570 CFM Vacuum Secondaries Type Proform Ignition Tune-Up Kit such as rocker or cylinder

such as rocker or cylinder head studs

45 Degree Type Neck

Fits 289-351W Small Block Ford Engines Using 7/16-20 Stud Threads

and 16 inch fans are reversible

Engine Carburetor Upgrade Series Model 570 CFM Vacuum Secondaries Type Proform Ignition Tune-Up Kit such as rocker or cylinderPROFORMs new 100 percent Aluminum Street Series Upgrade Carburetor is hand assembled in the U. S. The PROFORM Street Upgrade Carb Includes: Based on the wildly successful Billet Aluminum Street Series carburetors these Upgrade Series street carburetors are constructed of lightweight aluminum including changeable idle air bleeds for easy non permanent calibration changes if needed. Keep your drills in your tool box; fine tuning is accomplished by