Holley Super Sniper Stealth 4150 Self-Tuning Fuel Injection System
510-550-876
Items You Need
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Super Sniper Stealth 4150 - 1250 HP
For Troubleshooting Tips setting up your New Holley Sniper EFI System, please see this helpful video from Holley Performance.
Super Sniper Stealth 4150 Self-Tuning Fuel Injection System Features:
- Holley 4150 flange EFI carburetor replacement
- Supports up to 650 naturally aspirated HP or 1250 forced-induction HP using (8) 100 lbs./hr Injectors
- 870 CFM flow rate
- All system wiring exits below the rear fuel injector cover, for a complete stealth installation and appearance
- 2.5 Bar MAP sensor
- Integrated ignition timing control
- Throttle body mounted ECU
- (4) wiring connections required (Battery +, Battery -, Ignition, RPM)
- High-resolution color touchscreen controller
- Calibration wizard tunes ECU without the use of a computer or extensive engine tuning knowledge
- Genuine Bosch LSU 4.9 wideband oxygen sensor provides realtime fuel map learn
- OEM-style throttle position sensor (TPS) and idle air control (IAC)
- 2.500 in. clamp-on oxygen sensor kit allows easy integration into older exhaust systems
- (3) Programmable 0-5 V sensor inputs for oil, fuel, dome or nitrous pressure sensors
- (6) Programmable ground outputs
- (1) +5 V reference output
- (1) Sensor ground
- 3.280 in. overall height
- -8 AN (3/4-16) female O-ring inlet/outlet
- Kickdown provisions for GM: TH350, TH400, 200R4, 700R4 Ford: C4, C6
- Compatible with Holley Ultra XP Carburetor drop base air cleaners as well as most stock-style air cleaners with air cleaner locator provisions
Installation Notes:
- Requires a Holley 510-12-886 external fuel pressure regulator (set to a base pressure of 58.5 PSI)
- Use 510-534-247 high-pressure fuel log for simpler installation
Specifications:
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.