Engine Carburetor Upgrade Series Model 600 CFM Mechanical Secondaries Type Proform Engine Connecting Rod Bolt Stretch Gauge Tool 1-3/16 Inch Fittings

1-3/16 Inch Fittings

These Slant-Edge valve covers are Tall

For LS3 and LS7 Coils

100 Inch Valve Springs

Made From High-Quality Steel With A Zinc Plated Finish

Engine Carburetor Upgrade Series Model 600 CFM Mechanical Secondaries Type Proform Engine Connecting Rod Bolt Stretch Gauge Tool 1-3/16 Inch FittingsPROFORMs 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