Carburetor Throttle Base Plate 4160 Model For 750 CFM Vacuum Secondary Carb Billet Aluminum Proform Engine Cylinder Head Volume Measurement Kit high-performance down-leg boosters

high-performance down-leg boosters

for use with guide plates

5/16 Inch to 6 Inch Diameter Range

875 Inch 12-Bolt Rear Ends

tri-star wing nut

Carburetor Throttle Base Plate 4160 Model For 750 CFM Vacuum Secondary Carb Billet Aluminum Proform Engine Cylinder Head Volume Measurement Kit high-performance down-leg boostersUpgrade your carb with PROFORMs new Billet Throttle Base Plate! Made from solid billet construction versus die cast aluminum for added strength and durability this base plate comes with button torx head throttle plate screws, adjustable secondary air flow cam bracket, timed and full vacuum tubes for accessories and tuning, slip link mechanical secondary linkage, and power valve blow out protection! Sold Individually. Product Details: Carburetor