Holley 550-513 Sniper EFI Super Sniper 1250
510-550-513
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Super Sniper 1250
Holley 550-513 Sniper EFI Super Sniper 1250 Features:
- Compatible with Draw-Thru or Blow-Thru Forced Induction
- User-friendly boost control with handheld adjustability
- Programmable target air/fuel ratios per boost level
- New 2.5 bar map sensor included supporting up to 21.5 PSI
- Built-In Single-Stage Nitrous Controller
- Supports dry or wet nitrous applications
- Progressive or non-progressive nitrous control
- Lean/rich AFR cutoff
- Time or RPM based timing retard
- Programmable Inputs/Outputs
- (3) Programmable 0-5 V sensor inputs for oil, fuel, dome or nitrous pressure sensors
- (6) Programmable ground outputs
- (1) +5 V reference output - +5 V power supply for 0-5 V sensors
- (1) sensor ground supplies ground for all 0-5 V sensors
- Integrated ignition timing control
- Simple (4) wire harness – Battery +/-, Ignition, and RPM
- Built-in internal fuel pressure regulator
- Self-tuning ECU with simple Q&A calibration wizard, no computer required
- High-resolution full-color touchscreen for calibration, tuning and data display
- Dual pattern bolt-on carb replacement designed to fit 4150 flanges and spread bore manifolds
- Compatible with Holley EFI analog gauges and digital dashes
Specifications:
- CFM: 800
- Height: 3.28 in.
- Injector Size: 100 lb/hr @ 58.5 psi
- Inlet/Outlet Size: 9/16-18 Female O-Ring (-6 AN)
- MAP Sensor: 2.5 Bar
- Max Horsepower Rating: 1250 hp Forced Induction/675 hp N/A
- Throttle Bore: 1.6875 in. (1-11/16 in.)
- Compatible Transmissions: 700R4, 200R4, TH350
Installation Notes:
- Forced induction applications will require an additional fuel pressure regulator. Use p/n 510-12-848 for up to 800 hp and p/n 510-12-851 for 900+ hp.
- E-85 fuel is not recommended for use with Holley Super Sniper Kits.
- For Troubleshooting Tips setting up your New Holley Sniper EFI System, please see this helpful video from Holley Performance.
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
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Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
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Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.