Holley Throttle Shaft Conversion Kits - 1:1 Ratio - 1-11/16" Throttle Bore 3552024-155- S 3/8" NPT Turbo Drain Back

3/8" NPT Turbo Drain Back (Gen 2 Blocks Only)

30 in HG-30 psi

Holley Base Gasket 108-25 1

Each complete Pro Cell(R) racing cell includes:

Holley Throttle Shaft Conversion Kits - 1:1 Ratio - 1-11/16" Throttle Bore 3552024-155- S 3/8" NPT Turbo Drain BackCarburetor Throttle Shaft Conversion Kits. 1: 1 linkage ratio 1 11 16" throttle bore size. Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products