Holley 670cfm 2-Barrel Digital Fuel Injection System & Accessories
Designed by Holley to retro-fit carbureted & non-computerized V-8 engines with a fuel injection system. Includes all components necessary for installation. The Pro-Jection 2D throttle body injection system works with GM, Chrysler, Ford & AMC small block and big block engines Up To 275HP.
Notes: This system does not require a laptop! The 670cfm Pro-Jection system will not support over 275HP. The system will install on both square flange and spread bore intake manifolds. Features
What are the benefits of upgrading to a fuel injection system?
*Note: Must use 4-bbl intake manifold.
Accessories & Replacement Components
Holley Adapter Plate Spread Bore to TBI Flange
Holley Adapter Plate Square Bore to 2-Barrel TBI Flange
Holley Adapter Plate 2-Barrel, 2300 Series to 2-Barrel TBI Flange
Holley Closed Loop Wiring Harness Digital 2-bbl Pro-Jection System
Closed Loop Wiring Harness