Holley Sniper EFI 550-869K Holley Sniper EFI Quadrajet™ Master Kit - Classic Gold Holley Sniper EFI 550-869K

SKU: FRCQ_550-869K
Availability: In Stock
Type: Fuel Injection Conversion Kit
$2,864.09
The Sniper EFI Quadrajet™ is here to help with classic installs, perfect for not having enough hood clearance to mount an adapter or don’t want to replace your OEM spread bore intake. Our bolt-on s...
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The Sniper EFI Quadrajet™ is here to help with classic installs, perfect for not having enough hood clearance to mount an adapter or don’t want to replace your OEM spread bore intake. Our bolt-on spread bore electronic fuel injected throttle body system 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 with (4) 100 lb./hr. fuel injectors, built-in timing control, 3.5" LCD touchscreen, and much more. For power, this throttle body will support up to 500 HP naturally aspirated. In addition, 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 appearance installation. After you’ve installed your EFI, use our included 3.5" handheld to answer a few simple questions and your system will begin to self-tune with no laptop required. With the fuel kit included, you'll enure your entire system will be at peak performance.


Specifications:

10429 No
10431 No
Brand Holley Sniper EFI
10423 No
Category Air and Fuel Delivery
CFM 715
Coast Guard Approved Yes
10438 No
10430 Yes
10437 No
10442 Yes
10418 No
10428 No
Emission Code 3
Finish Classic Gold
Flange Style Spreadbore
10433 Yes
7246 Yes
10417 Yes
906 Yes
Fuel Pressure 58.5 PSI
10425 Yes
Fuel Pump Flow Rating 240 LPH
8922 Yes
4278 Inline
3390 Performance
Height 3.28"
10422 Yes
10432 No
Injector Size 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size 9/16-18 Female O-Ring (AN 6)
9780 No
10427 No
MAP Sensor 2
Max Horsepower Rating 500 Naturally Aspirated
10420 Yes
part type Fuel Injection Conversion Kit
Product Type Sniper EFI Quadrajet Master Kit
10421 Yes
10434 Yes
Sub Category Service Kits
Throttle Bore 1.375 Primary / 2.00 Secondary
918 Yes
10426 No
Transmission 700R4/200R4
10435 Yes
Warning California Proposition 65
10419 Yes
10429 No
10431 No
Brand Holley Sniper EFI
10423 No
Category Air and Fuel Delivery
CFM 715
Coast Guard Approved Yes
10438 No
10430 Yes
10437 No
10442 Yes
10418 No
10428 No
Emission Code 3
Finish Classic Gold
Flange Style Spreadbore
10433 Yes
7246 Yes
10417 Yes
906 Yes
Fuel Pressure 58.5 PSI
10425 Yes
Fuel Pump Flow Rating 240 LPH
8922 Yes
4278 Inline
3390 Performance
Height 3.28"
10422 Yes
10432 No
Injector Size 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size 9/16-18 Female O-Ring (AN 6)
9780 No
10427 No
MAP Sensor 2
Max Horsepower Rating 500 Naturally Aspirated
10420 Yes
part type Fuel Injection Conversion Kit
Product Type Sniper EFI Quadrajet Master Kit
10421 Yes
10434 Yes
Sub Category Service Kits
Throttle Bore 1.375 Primary / 2.00 Secondary
918 Yes
10426 No
Transmission 700R4/200R4
10435 Yes
Warning California Proposition 65
10419 Yes
NotesInstalling in a marine setup? Go with Holley P/N 550-869 instead.
Features
  • Transmission provisions on throttle lever for GM TH350/TH400 and 200R4/700R4
  • Fuel pump outlet wire with built in relay to directly power the fuel pump
  • (4) 100 lb./hr. fuel injectors and 715 CFM throttle body supporting up to 500 HP naturally aspirated
  • Bosch LSU 4.9 Wideband Oxygen (O2) Sensor for maximum performance on real time fuel map learning
  • Included universal throttle, transmission kickdown bracket, and brake booster adapter
  • Designed to deliver the signature Rochester Roar at wide open throttle (WOT)
  • 3 ground trigger outputs to control accessories such as cooling fans, AC, etc.
  • 3.5” LCD handheld touchscreen for setup, tuning, gauge displays, and other viewing parameters
  • Built in Manifold Air Pressure (MAP) and Inlet Air Temperature (IAT) sensors automatically adjust to the changing conditions
  • Integrated ignition timing control when paired with HyperSpark line of distributors and ignition components, along with Holley Dual Sync
  • Included Holley P/N 526-12 that includes a fuel pump, fuel pressure regulator, fuel filters, supply and return hose, hose fittings, clamps, and bulkhead fitting to return into the fuel tank
  • Simple installation with only (4) wires including Battery+, Battery-, 12V switched ignition, and RPM signal
  • Initial handheld calibration wizard creates a base tune with no laptop needed
  • Throttle body mounted ECU for a cleaner engine bay
  • Fits most stock Rochester Quadrajet™ (Q-Jet) air cleaners


Shipping Information

We offer FREE shipping on all orders within Canada. Most orders ship within 1-2 business days.

Standard delivery typically takes 2-7 business days depending on your location.

Returns Policy

We accept returns within 30 days of purchase. Items must be in original condition with all packaging.

For returns or exchanges, please contact our customer service team.

Holley Sniper EFI 550-869K Holley Sniper EFI Quadrajet™ Master Kit - Classic Gold Holley Sniper EFI 550-869K