Sniper EFI Stealth 4150 Fuel Injection System

Fits: Universal, Gasoline, Gold

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:No

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

Throttle Body Material:Cast aluminum

Throttle Body Finish:Gold

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:No

TPS Sensor Included:Yes

IAC Motor Included:Yes

Quantity:Sold as a kit.

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