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Holley Sniper EFI 2GC Small Bore Self-Tuning Master System for 225 Odd-Fire Buick V6

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Product Details

Introducing the Sniper EFI 2GC Master Kit for the Buick 225 Odd-Fire engines!  The Sniper EFI 2GC be right at home on any 225ci powered trail rig, weekend cruiser or Marine application. The Sniper EFI 2GC offers superior throttle response!  Upgrade to Sniper EFI and get the tactical accuracy of EFI today! Perfect for nearly any carbureted vehicle.

With this system, you will put an end to cold start issues, hesitations, vapor lock, and flooding. 

Available in Black, Gold or Shiny Finish. 

This is a Master kit, and includes the complete fuel system: fuel pump, filters, 20' of 3/8" Vapor Guard Fuel Hose and all fittings including fuel tank return line bulkhead fitting.  We sell Base Kits separately that do not include those items (see link below).

**Note: This kit will NOT work with the stock distributor.  You MUST Use an HEI Distributor.

Kit will also fit 1955 to 1969 Chevrolet, Buick, Oldsmobile, and Pontiac vehicles that came with Rochester 2GC Small Bore Carbs.


  • Fits All with 225 Odd-Fire V6
  • Fits 1955 to 1969 Jeep, Chevrolet, Buick, Oldsmobile, and Pontiac vehicles that came with Rochester 2GC Small Bore Carbs.
  • Bolt-on Replacement for Rochester 2GC Small Bore 2bbl Carburetors with Stock Intake
  • Not designed for Tri-Power installations
  • The Sniper EFI 2GC air cleaner flange matches the Rochester 2GC so it accepts most factory and aftermarket air cleaners.
  • Universal throttle lever with TH350, 700R4 & 200-4R kick down provisions
  • Throttle body mounted ECU – no extra boxes to mount
  • Supports up to 350hp with Two 100lb injectors
  • 4 wire vehicle connection (Battery +, Battery - , Switched Ignition & RPM)
  • Integrated fuel pressure regulator (Preset to 58.5 PSI)
  • High Resolution Full Color Touchscreen for Initial Setup, Tuning and Gauge Displays
  • Simple Calibration Wizard (Answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required!
  • Inlet / Outlet Size 9/16-18 Female O-Ring (AN 6)
  • OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service
  • Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
  • The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor (Weld-on and 2" Clamp-on) provides realtime Fuel Map Learn!
  • Base Kit Without Fuel System Available HERE
  • Linkage Adapter Kits Available Here
  • Machined, Assembled & Tested in the USA (with 1 part from Canada, and the balance from the USA)

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