$132 Off

Holley Sniper 550-866 EFI 2GC Base Kit, Classic Gold Finish

$132 Off

#425550866

Holley Sniper 550-866 EFI 2GC Base Kit, Classic Gold Finish

Name: Holley Sniper 550-866 EFI 2GC Base Kit, Classic Gold Finish
Brand: Holley Sniper
SKU: 425550866
Price: 1499.95 USD
Availability: InStock

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Product Summary

Rochester 2-Barrel Small Carburetor Flange Type, Gold

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Key Specs

MFG. Part #	550-866
Brand	Holley Sniper
Injection Style	Throttle Body
ECM Included	Yes

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Holley Sniper 550-866 Details

Holley makes it easy to convert your classic car with a small bolt pattern, two-barrel, Rochester 2GC carb to fuel injection. The Sniper EFI 2GC Small Bore is a bolt on electronic fuel injection system that will put the fun back in your classic ride. The Rochester 2GC small bore carburetor was commonly used on 1955 - 1969 GM Vehicles. Installation of the Sniper EFI 2GC Small Bore throttle body is simple and straightforward, Remove your current carburetor and bolt on the new Sniper EFI system. No intake manifold adapters required! Install your factory or custom air cleaner. The Sniper EFI 2GC air cleaner flange matches the Rochester 2GC so it accepts most factory air cleaners. 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.

Bolt on Rochester 2GC small bore two barrel carburetor replacement
Engineered to fit 1955-1969 GM vehicles that utilized the Rochester 2GC small bore carburetor
Installs directly to the 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 & 200-4R kick down provisions
Throttle body mounted ECU – no extra boxes to mount
Not designed for Tri-Power installations
Supports up to 350HP with Two 100lb/hr Injectors
Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
Internal fuel pressure regulator eliminates the hassle of plumbing an external 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 (answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required!
Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service.
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
Includes complete fuel system consisting of; 20ft of 3/8” Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank

Charts

Quickstart Guide (PDF)

Instruction Manual (PDF)

Guides & Documents

Fuel Injection Systems Installation Instructions (425550866)

Choosing an Electronic Fuel Injection Retrofit for Your Street Rod or Muscle Car

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

CARB warning

Holley Sniper 550-866 Specifications

KEY SPECS
MFG. Part #	550-866
Brand	Holley Sniper
Injection Style	Throttle Body
ECM Included	Yes

GENERAL
Carburetor Flange Type	Rochester 2-Barrel Small
CFM	450 CFM
User Tunable	Yes
Self Tuning	Yes
Injectors Included	No
Intake Manifold Included	No
Metering Style	Speed density
EGR	No
Throttle Body Included	Yes
Throttle Body Material	Cast Aluminum
Throttle Body Finish	Gold
Venturi Quantity	2
Fuel Pump Included	No
Fuel Rails Included	Yes
Calibration Module Included	Yes
Fuel Pressure Regulator Included	Yes
Distributor Included	No
MAP Sensor Included	Yes
IAC Motor Included	Yes
IAT Sensor Included	Yes
TPS Sensor Included	Yes
GTIN Code	090127060971
Sold in Quantity	Each

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