Holley Small Bore Self Tuning Kit Sniper EFI 2GC Gold Chevrolet C10 1960-1969
Highlights
- Self-Tuning ECU
- Integrated ITC
- Touchscreen Calibration Wizard
- Wideband Oxygen Sensor
Holley Gold Sniper EFI 2GC Small Bore Self Tuning Kit for 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968 and 1969 Chevrolet C10s.
Make your 1960-1969 Chevrolet C10 with a small bolt pattern, two-barrel, Rochester 2GC carb conversion to fuel injection easy as pie with this Holley 550-866 Gold Sniper EFI 2GC Small Bore Self Tuning Kit. Ensuring every ride in your classic Chevy pick-up is more enjoyable than the last, this kit is a bolt on electronic fuel injection system that also adds style under your hood.
Features and Benefits:
- Bolt on Rochester 2GC small bore two barrel carburetor replacement
- Installs directly to factory Rochester 2GC small bore intake manifold, no adapter required
- Designed to fit most factory Rochester 2GC small bore air cleaner assemblies
- Universal throttle lever with TH350, 700R4 and 200-4R kick down provisions
- Throttle body mounted ECU – no extra boxes to mount
- Supports up to 350HP with Two 100lb/hr Injectors
- Only 4 Wiring Connections Required (Battery +, Battery - , Switched Ignition and RPM)
- Internal fuel pressure regulator (Preset to 58.5 PSI)
- Integrated ignition timing control (with Holley Hyperspark, Holley Dual Sync or MSD Pro Billet distributors)
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
- Simple Calibration Wizard
- The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn
- OEM Style TPS/IAC and Fuel Pressure regulator
- Included clamp-on oxygen sensor kit
*Engineered to fit 1955-1969 GM vehicles that utilized the Rochester 2GC small bore carburetor.
*Not designed for Tri-Power installations.
*A laptop is NOT required for Calibration Wizard.
Specifications:
- Brand: Holley Sniper EFI
- Emission Code: 3
- Finish: Gold
- Fuel Pressure: 58.5 PSI
- Injector Size: 100 lb/hr @ 58.5 PSI
- Inlet / Outlet Size: 9/16-18 Female O-Ring (AN 6)
- Product Type: Sniper EFI 2GC Small Bore
California Residents: Proposition 65 Warning
Related Categories: Chevrolet C10 Parts, C10 Engine, C10 Restomod Engine
Only for use on pre-pollution controlled vehicles: This product can be used on vehicles that were manufactured before emissions control regulations were imposed. Pre-pollution vehicles are defined as:
- 1965 and older U.S. manufactured California certified vehicles
- 1967 and older U.S. manufactured federally certified vehicles
Installation Difficulty

Intermediate skill is required for this installation.




