Sniper 550-857K - Holley EFI 2GC Large Bore Master Kit - Classic Gold
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Description
Description
Sniper 550-857K - Holley EFI 2GC Large Bore Master Kit - Classic Gold
Holley Sniper EFI 2GC Large Bore Master Kit - Classic Gold
Sniper EFI Conversion kit for 1974-1978 Chevrolet, GMC, Oldsmobile, and Pontiac vehicles that came with Rochester 2GC Large Bore Carbs.
Not only does the Sniper EFI 2GC offer superior throttle response and WOT power over the carburetor, but you may also benefit from increased fuel economy! Put an end to cold start issues, hesitations, vapor lock, and flooding with the accuracy of EFI. You can also use the Sniper EFI 2GC to control the ignition timing, taking EFI to the next level. The Sniper EFI 2GC system is capable of supporting 350 HP on naturally aspirated engines. Upgrade to Sniper EFI today!
- Supports up to 350HP with Two 100lb/hr Injectors
- 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!
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
- The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!
- Installs directly to the factory Rochester 2GC intake manifold, no adapter required
- Integrated ignition timing control (with Holley Hyperspark, Holley Dual Sync or MSD Pro Billet distributors)
- Installs directly to the factory Rochester 2GC large bore intake manifold, no adapter required
- Universal throttle lever with TH350, 700R4 & 200-4R kick down provisions
- Included clamp-on oxygen sensor kit for 2.0" exhaust ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange
- Engineered to fit 1974-1978 GM vehicles that utilized the Rochester 2GC large bore carburetor
- Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
- OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service.
- Bolt on Rochester 2GC large bore two barrel carburetor replacement
- Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
- Throttle body mounted ECU – no extra boxes to mount
- Designed to fit most factory Rochester 2GC large bore air cleaner assemblies
- Not designed for Tri-Power installations.
- Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
- Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
