For sale is a Holley Pro-Jection 2D Fuel Injection System. This is a massive kit that appears to come with everything needed and then some! There are a lot of extras in here including brand new NAPA filters, a new set of injectors, etc. There is a letter from a Holley tech (dated 1995) that states to have tested everything
» Read moreI have up for sale a brand new, NEVER installed, Holley Sniper 550-510 fuel injection conversion kit. This unit is brand new and has never been installed. I only opened the box to make sure everything was included and to take pictures. The part number on this unit is 550-510 which is the polished or shiny throttle body assembly. It
» Read moreHolley 550-870K Sniper Stealth 4150 Self-Tuning Fuel Injection System Master Kit. Sniper Stealth 4150 Self-Tuning Fuel Injection System Master Kit. Supports Up to 650 HP. Controlled by 3.500 in. Complete Fuel System Included. For Troubleshooting Tips setting up your New Holley Sniper EFI System, please see this helpful video from Holley Performance. Sniper Stealth 4150 Self-Tuning Fuel Injection System Master
» Read moreHolley 550-510 Sniper EFI Fuel Injection Conversion Kit Chrome V8 w/ screen READ. This item is open box and possibly used. This carburetor was inspected by a mechanic and his diagnosis was as follows. The carburetor does not smell like gas which possibly means it was never run. There are some scratches to the bottom of the carburetor indicating an
» Read moreHolley Sniper EFI Fuel Injection Conversion Kit fits all V8’s SHINY FINISH. Sniper EFI Self-Tuning Kit. Fuel Injection Conversion Kit. Sniper EFI Self-Tuning Kit; 4150 Flange Carburetor Replacement; Throttle Body Mounted ECU; Supports Up To 600hp/1200hp; 4 Wire Veh. Bolt On Carburetor Replacement. Throttle Body Mounted ECU. 4 Wire Vehicle Connection Battery/Switched Ignition/RPM. Integrated Fuel Pressure Regulator. Integrated Ignition Timing
» Read moreHolley Part Number 550-517. Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI? Look no further than Holley for the Super Sniper 4150 EFI systems featuring 8, 100LB/HR Fuel Injectors capable of supporting up to 1250 HP on forced induction or dry nitrous applications. Is your combination not producing that much horsepower? No
» Read moreHOLLEY SNIPER EFI SELF-TUNING KIT – Shiny FINISH. Holley just brought EFI within range with Sniper EFI! Perfect for street rods, muscle cars, off-road trucks, or nearly any carbureted vehicle. A Sniper EFI system can put an end to cold start issues, hesitations, vapor lock, and flooding. We also offer a full line of Sniper Hyperspark distributors, Sniper ignition boxes,
» Read moreHolley just brought EFI within range! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. Put an end to cold start issues, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical accuracy of EFI today! Coast Guard Approved: Yes. Flange Style: Dual Bolt Pattern. Fuel Pressure: 58.5 PSI. Injector Size: 100
» Read moreHolley Sniper EFI 550-511 Self Tuning Fuel Injection Kit Black Ceramic Finish. Holley Sniper EFI Self-Tuning kit + Handheld EFI monitor- Black Ceramic Finish. Part # 550-511 (Base Kit – No Fuel Pump). Holley just brought EFI within range! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. Put an end to cold start issues,
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