PRODUCT DESCRIPTION
Fits: Universal, Gasoline, Polished
Maximum Horsepower with Gas:650
Injection Style:Throttle body
Timing Control Compatible:Yes
Power Adder Compatible:No
ECM Included:Yes
Self Tuning:Yes
User Tunable:Yes
Fuel Pump Included:Yes
EGR:No
Transmission Controller Included:No
Metering Style:Speed density
Intake Manifold Included:No
Multi-Port Fuel Rails Included:No
Throttle Body Included:Yes
Throttle Body Mounting Flange:4-barrel square bore
Venturi Quantity:4
Airflow Rate (cfm):870 cfm
Throttle Body Material:Cast aluminum
Throttle Body Finish:Polished
Injectors Included:Yes
Injector Size (lbs/hr):100 lbs./hr.
Calibration Module Included:Yes
Wiring Harness Included:Yes
Oxygen Sensor Included:Yes
Fuel Pressure Regulator Included:Yes
Distributor Included:No
MAP Sensor Included:Yes
IAT Sensor Included:Yes
TPS Sensor Included:Yes
IAC Motor Included:Yes
Quantity:Sold as a kit.
Special Attention:Master kit includes a filter for before the pump, a filter for after the pump, fittings, clamps and fuel injection hose.
Holley Sniper EFI Stealth 4150 fuel injection systems feature four 100 lb.-hr. fuel Injectors capable of supporting up to 650 hp naturally aspirated. The Sniper Stealth 4150 ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! This system also includes transmission kickdown provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications. The 4150 is available individually, or in a complete Master Kit (see contents listed below).
ALL Sniper EFI Stealth 4150 systems feature:
* Bolt on 4150 flange carburetor replacement
* Throttle body mounted ECU; no extra boxes to mount
* Supports up to 650 hp with four 100 lb.-hr. injectors
* High-pressure fuel crossover line
* All of the wiring exits below the rear fuel injector cover—for a completely stealth installation
* Timed spark part for vacuum advanced distributors located under the front fuel bowl—for easy access to the distributor
* Air entry is machined to fit most stock style air cleaners with air cleaner locator provisions
* Only four wiring connections required (battery +, battery - , switched ignition, and rpm)
* External fuel pressure regulator required, set to a base pressure of 58.5 psi, such as 12-886
* Integrated ignition timing control
* High-resolution full color touch screen 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 real-time fuel map learn
* OEM-style TPS/IAC and fuel pressure regulator, for years of dependable service
* Included clamp-on oxygen sensor kit for 2.25 in. exhaust ensures a leak-free oxygen sensor installation, with stainless steel T-bolt clamps and a stainless steel (weldable) oxygen sensor flange
* Available in three finishes: shiny, ceramic black, and classic gold
MASTER KITS also include complete fuel system with an external fuel pressure regulator preset to 58.5 psi, 20 ft. of 3/8 in. Vapor Guard fuel hose, fuel pump, filters, necessary hardware, and bulkhead fitting to return fuel into the tank.
