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Home / Shop / Holley Sniper Stealth 4150 Master Kit - Shiny

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Sniper EFI

Holley Sniper Stealth 4150 Master Kit - Shiny

Part # 550-870K

$2,137.95

In Stock

You don't have to be a computer wiz or tuning professional to run a sniper kit on your build. Simplicity is what we strive for! Our calibration wizard allows you to just answer a few questions about your engine and the system will begin self-tuning with no laptop required. Use the high resolution 3.5" full color touchscreen for tuning and gauge displays. The stealth 4150 also includes transmission kick down provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications.

Features & Benefits
Included clamp-on oxygen sensor kit for 2.25" exhaust ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange

Fits: Supports Up To 650HP - 3.5 in. Handheld Monitor - Carburetor Styling - Return Fuel System

Installation note: Part # 534-247 is required to complete installation.

In the box: Fuel Filter, Fuel Hose, Fuel Injectors, Fuel Pressure Regulator, Fuel Pump, Throttle Position Sensor

Specifications

Accelerometer Support No
Boost Control No
CAN-BUS Support No
CFM 870
Coil Per Cylinder Ignition Support No
Datalogging Support Yes
Dry Nitrous Control Yes
EGT Support No
Finish Shiny
Flange Style 4150
Forced Induction Support Yes
Fuel Pressure 58.5 PSI
Fuel Pump Flow Rating 240 LPH
Fuel Pump Type Inline
Height 3.28"
Ignition Timing Control Yes
Individual Cylinder Fuel Corrections No
Injector Size 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size 3/4-16 Female O-Ring (AN 8)
Knock Retard Support No
MAP Sensor 2 Bar
Max Horsepower Rating 650 Naturally Aspirated
Model 4150 EFI Conversion Throttle Body
Multi-Stage Nitrous Control Yes
Progressive Nitrous Control Yes
Self-Tuning Yes
Traction Control Support No
Transmission 700R4/200R4, Ford C4/C6, TH350
User-Tuneable Yes
Wet Nitrous Control Yes
e85 Support No

Product Video