Proform Billet Throttle Base Plate - Holley 850 CFM, 950 CFM - 4150 Series 10222 6" drop and adjusts from

6" drop and adjusts from 20" to 22 3/4"

The additional saturation time allows the coil to produce a more intense spark

220D 1973-1968

NOTE: The latest generation Innovate Motorsports widebands are compatible with both the Bosch LSU 4

Proform Billet Throttle Base Plate - Holley 850 CFM, 950 CFM - 4150 Series 10222 6" drop and adjusts fromUpgrade 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