$150 Off

Holley Sniper 550-869K EFI Quadrajet Master Kit, Gold Finish

$150 Off

#425550869K

Holley Sniper 550-869K EFI Quadrajet Master Kit, Gold Finish

Name: Holley Sniper 550-869K EFI Quadrajet Master Kit, Gold Finish
Brand: Holley Sniper
SKU: 425550869K
Price: 2099.95 USD
Availability: InStock

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Gold - W/ Fuel Delivery

Gold

$2,099.95

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$2,249.95

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Product Summary

4-Barrel Spread Bore Carburetor Flange Type

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Key Specs

MFG. Part #	550-869K
Brand	Holley Sniper
Injection Style	Throttle Body
Injector Size	100 lb/hr @ 58.5 PSI

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Holley Sniper 550-869K Details

Are you tired of rebuilding the 50+ year old Rochester Quadrajet (Q-Jet) on your classic Chevrolet, GMC, Buick, Oldsmobile, or Pontiac? Introducing Sniper EFI Quadrajet. The first bolt on spread bore electronic fuel injected throttle body system that does not require any additional adapters, sealing plates, or intake manifold swaps! The Sniper EFI Rochester Quadrajet (Q-Jet) system retains the same great features as the 4150 Sniper EFI version such as; four 100lb/hr Injectors, built in timing control, a 3.5" full color touchscreen and much more! The throttle body will support up to 500 horsepower naturally aspirated. In addition to all of these great tried and true features, the Sniper EFI Rochester Quadrajet (Q-Jet) system will fit most stock air cleaners and offers multiple fuel inlet configurations that allow for a stock appearing installation!

Throttle body mounted ECU – no extra boxes to mount
Supports up to 500hp with Four 100 Lb/Hr Injectors!
Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
Integrated ignition timing control
Transmission provisions on throttle lever for TH350/TH400 and 200R4/700R4
Fits most stock Rochester Quadrajet™ (Q-Jet) air cleaners
Brake Booster adapter included, if required
Universal Throttle and transmission kickdown bracket included
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!
Complete fuel system includes – external fuel pressure regulator preset to 58.5psi, 20ft of 3/8” Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!
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 provides realtime Fuel Map Learn!
OEM Style Throttle Position Senser (TPS)/ and Idle Air Control (IAC) for years of dependable service.
Included clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange
Requires external fuel pressure regulator, such as: 12-886 or 12-879
CFM: 715
Finish: Classic Gold
Flange Style: Spreadbore
Fuel Pressure: 58.5 PSI
Height: 3.28"
Injector Size: 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size: 9/16-18 Female O-Ring (AN 6)
MAP Sensor: 2Bar
Max Horsepower Rating: 500 Naturally Aspirated
Throttle Bore: 1.375 Primary / 2.00 Secondary
Transmission: 700R4/200R4

Charts

Quickstart Guide (PDF)

Instruction Manual (PDF)

Troubleshooting Guide (PDF)

Guides & Documents

Fuel Injection Systems Installation Instructions (425550869K)

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 Prop 65

CARB warning

Holley Sniper 550-869K Specifications

KEY SPECS
MFG. Part #	550-869K
Brand	Holley Sniper
Injection Style	Throttle Body
Injector Size	100 lb/hr @ 58.5 PSI

GENERAL
Carburetor Flange Type	4-Barrel Spread Bore
CFM	715 CFM
User Tunable	Yes
Self Tuning	Yes
Injectors Included	Yes
Intake Manifold Included	No
Venturi Quantity	4
Fuel Pump Included	Yes
Calibration Module Included	Yes
Wiring Harness Included	Yes
Fuel Pressure Regulator Included	Yes
MAP Sensor Included	Yes
IAC Motor Included	Yes
TPS Sensor Included	Yes
Color	Gold
Hardware Included	Yes
GTIN Code	090127059005
Sold in Quantity	Kit

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Can it be used with HEI distributor

by Ameravender

• 4 years ago

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