Maximum Horsepower with Gas. Multi-Port Fuel Rails Included. Throttle Body Mounting Flange. Fuel Pressure Regulator Included. Kit includes 4 injectors and can support up to 650 hp. Please contact before ordering if you are not 100% sure of fitment. Holley Sniper EFI self-tuning fuel injection systems deliver all the benefitsand none of the hassles. These full-featured throttle bodies are easy
» Read moreSniper EFI Self-Tuning Kit. Sniper EFI Self-Tuning Kit; 4150 Flange Carburetor Replacement; Throttle Body Mounted ECU; Supports Up To 600hp/1200hp; 4 Wire Veh. Cylinder Head Type: Standard. Engine Make/Size: Universal Engine. Flange Type: Dual Bolt Pattern. Inlet Size: 0.5625 -18 Female O-Ring (AN6). MAP Sensor: 2 Bar. Outlet Size: 0.5625 in. 18 Female O-Ring (AN6). WARNING CA Proposition 65: Yes.
» 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! Dual Pattern bolt on carburetor replacement, designed to fit 4150 Flange & Spread Bore manifolds –
» Read moreHolley 550-511 Sniper 4 Barrel Fuel Injection Conversion – Self-Tuning Kit Black. 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, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical accuracy of EFI today! Dual Pattern bolt on
» Read moreHolley Sniper EFI Self-Tuning 4 Barrel Fuel Injection Conversion Kit + Handheld EFI Monitor – Shiny Finish. 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, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical accuracy of EFItoday!
» Read moreHolley Sniper 4 Barrel Fuel Injection Conversion Self-Tuning Kit 550-510. HOLLEY SNIPER EFI SELF-TUNING KIT – POLISHED FINISH – 4 Barrel Fuel Injection Conversion – Self-Tuning Kit + Handheld EFI Monitor. 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
» Read moreHolley Sniper Black 4 Barrel Fuel Injection Conversion Self-Tuning Kit 550-511. HOLLEY SNIPER EFI SELF-TUNING KIT – BLACK CERAMIC FINISH – 4 Barrel Fuel Injection Conversion – Self-Tuning Kit + Handheld EFI Monitor. 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
» Read moreHolley Part Number 550-510K. Holley just brought EFI within range introducing Sniper EFI master kits! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. The Sniper EFI master kit contains the most complete EFI fuel system on the market. Everything is included to completely plumb your fuel system including; 20 feet of 3/8 EFI Hose,
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