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One 3-3/8 in Hole
1955-1957 Chevrolet One-Fifty Series
500 Long Silver
Many of these relationships have helped our Research & Development team stay on top simply by listening to the needs of our customers
Anyone who struggles to start their Chevy race engine reliably because the starter cant keep up needs to check out the new High Speed DynaForce Starter
Proform Billet Aluminum Throttle Base Plate - Holley 650 CFM, 700 CFM, 750 CFM, 800 CFM - 4150 Series H776003S One 3-3/8 in HoleUpgrade your carb with PROFORM's 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! Component for use on Holley 650 CFM through 800 CFM
