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Holley Sniper EFI 550-869 Holley Sniper EFI Quadrajet

Holley Sniper EFI 550-869 Holley Sniper EFI Quadrajet

550-869-CP

Regular price $1,649.95 USD
Regular price Sale price $1,649.95 USD
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Material:

Overview:

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!

Features:

  • Available in 3 Finishes - Classic Gold, Shiny and Black Ceramic
  • Designed to deliver the signature Rochester Roar at Wide Open Throttle!
  • 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!
  • 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
  • Certified to ISO 8846, SAE J1171 & United States Coast Guard Requirements for Ignition Protection & Fire Resistance. Making Sniper EFI the perfect choice for carburetor to marine fuel injection conversions!
  • A Flame Arrestor is REQUIRED for marine installations, such as part number, 720-1 or 720-13
  • Patent Pending

 

Application:

Year Make Model Submodel Engine Size
Universal

 

Specs:

Brand Holley Sniper EFI
CFM 715
Coast Guard Approved Yes
Emission Code 3
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
Product Type Sniper 4BBL TBI Kits
Throttle Bore 1.375 Primary / 2.00 Secondary
Transmission 700R4/200R4
Warning California Proposition 65
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Policies and FAQs

Return Policy

We accept returns on products within 30 days of delivery. Return shipping is the responsibility of the buyer unless we, the seller, are at fault.

Fault reasons include but are not limited to:
  • Buyer was shipped the wrong product
  • Buyer was shipped a damaged product
  • The product page had incorrect fitment and the part does not fit the Buyer's vehicle

The Buyer will not be refunded outbound shipping unless the Seller (Car Part People) is at fault.
 

In cases where the Buyer purchases and ships the return please note that if the Shipper (ex. USPS, FedEx, UPS, etc.) loses the return we will not be able to offer a refund as the Buyer must contact the Shipper and make a claim.
 

All products must be returned in original condition, meaning that the product must not be damaged, installed, or missing pieces/parts. If the product is not in original condition a deduction will be issued of up to 50% of the purchase price of the product.
 
Opened boxes, plastic bags, and other packaging are not considered damage (excluding single use items such as, but not limited to, liquids, software, and other components that cannot be reused/resealed).
 

When we, the seller, are at fault, please Contact Us for a return label, products returned with a shipping label not provided by the seller will not be refunded to the buyer. Please also note that our return labels are issued with the dimensions and weight of the original shipment, if the product is being returned in any box/package besides the original please contact us with the dimensions and weight.
 

Returns must be sent to this address:
Car Part People
218 S Lyman St.
Wadsworth, OH 44281
 

Products returned directly to a manufacturer or the incorrect address may be issued a deduction or denied a refund entirely.
 

If a product was delivered outside the 30 day return window or is no longer in original condition please contact us as we may be able to issue a refund in store credit and/or with a deduction. If this is the case please Contact Us as these situations are handled on a case by case basis.
 

If there are any questions, concerns, or doubts about return eligibility please Contact Us and we would be more than happy to assist you.
 
This policy and page were last updated: July 14th 2023

FAQs

|Q. What is an Intermediate Brake Line?

|A. This is the line that runs from the front of the vehicle to the rear. On most vehicles it connects to  a junction then you will have rear axle lines. On a few cars the intermediate lines will connect to the rear wheels. It is recommended to change the axle lines if you are replacing the intermediate lines. 

|Q. What is included in a pre bent brake line kit?

|A. Our kits include all of the solid metal lines for that section of the vehicle

|Q. I need to return something -  what's your return policy?

|A. We are happy to help! Please help us to help you by going to our return form and filling out the form as best as you can in order to request a return.

  • Modern Day stands by our parts and is happy to accept returns within 30 days of purchase. Parts must be in new condition.

  • If a part arrives damaged, or is defective, Please report it to us immediately. So we can handle it for your promptly. 

|Q. I live in the area. Can I come and pick up parts?

|A. Yes but you will need to order in advance. All of our items are not stocked at our location. So please place your order online and we will notify you when it is ready for pick up.

|Q. Do you sell just one line from a kit? 

|A. Unfortunately we cannot offer single lines outside of kits

|Q. Do your parts have a guarantee?

|A. Yes all are covered by the manufactures standard warranty's. Most warranties cover the cost of parts. Any installation or other fees are non-refundable.

|Q. Can I pay with a check, money order, or cash?

|A. Online we accept PayPal and all major Credit Cards. If your are picking an item up we gladly accept cash. 

|Q. Can I have this item shipped to someone other than myself?

|A. We can only ship to your confirmed address in PayPal or your billing address if you pay with a credit card. 

|Q. How long will it take for my order to arrive?

|A. Orders typically Arrive within 3 to 10 days depending if it is a stocked item or something  we have manufactured at time of sale. 

|Q. I need a part for my car that you don't have listed. Can I special order one

|A. Yes please send us a message through our custom orders page. 

|Q. Will you ship the part to anywhere in the world?

|A. Yes, but items sent out of the continental U.S. may incur additional charges based on their destination. 

|Q. How do I determine left or right of my vehicle?

|A. The left and right sides on a vehicle are determined as though you were sitting in the driver's seat. The left is the driver's side, and the right is the passenger's side.

|Q. I just got my tracking number and there's no info!

|A. Check it again tomorrow. It takes up to 1 day for the carrier to give status and a delivery date. UPS and FedEx provide delivery dates, USPS usually does not but they take no longer than 5 business days.

|Q. Do you ship to APO or FPO addresses?

|A. Yes! Thank you for your military service!

Still have a question or concern?  Please Contact Us!