Holley EFI Conversion Master Kit Sniper Stealth 4150 Self-Tuning Shiny Finish

Bring your classic car or truck into the modern era with Holley’s Sniper Stealth 4150 Self-Tuning EFI Conversion Master Kit with a Shiny Finish! This kit includes everything you need to add an electronic fuel injection system to naturally-aspirated or forced-induction applications. The Sniper Stealth 4150 ECU is truly a marvel, using fuel map self-learning and ignition timing control to improve idle stability, drivability, and wide-open throttle horsepower.

Features and Benefits:

• Bolt-on 4150 flange carburetor replacement
• Throttle-body-mounted ECU
• Supports up to 650hp naturally-aspirated applications and up to 600hp forced-induction applications
• Uses 4our 100 lb/hr injectors
• Timed spark part for vacuum advanced distributors is located under the front fuel bowl for easy distributor access
• Fits most stock-style air cleaners with air cleaner locator provisions
• Only 4 wiring connections: Battery +, Battery -, Switched Ignition, & RPM
• Integrated ignition timing control
• High-resolution, full-color touchscreen for initial setup and gauge displays
• Simple Calibration Wizard - no laptop required
• Self-tuning ECU
• Genuine Bosch LSU 4.9 wideband oxygen sensor provides real-time fuel map learning!
• OEM-style TPS/IAC and fuel pressure regulator
• Clamp-on oxygen sensor kit for 2.25" exhaust ensures a leak-free oxygen sensor installation

All the wiring exits below the rear fuel injector cover, keeping them from getting in the way or making your build look disorganized. If you’re worried about complex tuning or trying to build a base map, Holley has you covered. The Simple Calibration Wizard is incredibly easy to use. It asks a couple of questions about your engine to build the base map and then starts tuning once you hit the road. This kit is full of amazing features that will help you get the most out of your restoration!

Vehicle Fitment:

• 1965-1985 Mustangs
• 1966-1977 Broncos
• 1948-1979 F-100s
• 1960-1987 C10s