HOLLEY SNIPER STEALTH 4150 - SHINY, SUPPORTS UP TO 650HP - 3.5 IN. HANDHELD MONITOR - CARBURETOR STYLING - NO FUEL SYSTEM
Part # HLY-550-870
Holley's Sniper Stealth 4150 Master Kit gives you carburetor styling but functions just like the Sniper! A 4150 stealth is a great way to upgrade your ride to fuel injection in a cost-efficient way with just 4 simple connections required. Take your build to the next level and take advantage of improved engine performance, better MPG's and easier starting. This kit supports up to 650hp naturally aspirated and 600hp boosted with Four 100 Lb/Hr injectors! 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. Once you made your conversion to EFI, don't stop there! Sniper is an Ecosystem! This kit pair's seamlessly together with Holley's Sniper Hyperspark Ignition, Fuel System's, Air Cleaners, Throttle Body & Digital Dash to unlock the full potential of your build.
| Item# | Status | Description | Qty. | Your Price | |
|---|---|---|---|---|---|
| HLY-550-870 | In Stock |
Supports Up To 650HP - 3.5 in. Handheld Monitor - Carburetor Styling - No Fuel System |
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Features:
- Bolt on 4150 Flange Carburetor Replacement
- Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
- 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!
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
- Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
- Throttle body mounted ECU – no extra boxes to mount
- Supports up to 650hp with Four 100 Lb/Hr Injectors!
- 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.
- An external fuel pressure regulator is required, set to a base pressure of 58.5 PSI, e.g. 12-886.
- Integrated ignition timing control
- The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!
- OEM Style TPS/IAC for years of dependable service.
- 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
- vailable in 3 finishes: Shiny, Black and coming soon, Gold
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HOLLEY SNIPER STEALTH 4150 - SHINY, Supports Up To 650HP - 3.5 in. Handheld Monitor - Carburetor Styling - No Fuel System
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