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Holly Sniper EFI Holley Stealth 4150 Master Kit, Classic Gold 550-872K

Holly Sniper EFI Holley Stealth 4150 Master Kit, Classic Gold 550-872K
Holly Sniper EFI Holley Stealth 4150 Master Kit, Classic Gold 550-872KHolly Sniper EFI Holley Stealth 4150 Master Kit, Classic Gold 550-872KHolly Sniper EFI Holley Stealth 4150 Master Kit, Classic Gold 550-872KHolly Sniper EFI Holley Stealth 4150 Master Kit, Classic Gold 550-872K
$3,105.99 ea
NEWOUT OF STOCK
Model: 4008344
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The Sniper Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Super Sniper Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The 8 injector variation is capable of supporting up to 1250 HP on forced induction applications. The Sniper Stealth 4150 ECU is capable of complete ignition timing control, fuel self-learning, improving idle stability, drivability, and wide-open throttle horsepower! Did we mention that the Stealth 4150 also includes transmission kick down provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications? Part # 34-42 is required for a bolt-in installation.
Features:
  • 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
  • Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
  • Supports up to 650HP with four 100lb/hr injectors or 1250HP with eight 100lb/hr injectors
  • Throttle body mounted ECU – no extra boxes to mount
  • Bolt on 4150 flange carburetor replacement fit’s a wide range of factory intake manifolds
  • Requires use of external fuel pressure regulator, Holley PN# 12-886 or equivalent, set to a base pressure of 58.5 PSI
  • Integrated ignition timing control improves idle stability, drive-ability, and wide open throttle response
  • OEM style TPS/IAC and fuel pressure regulator, for years of dependable service
  • All of the wiring exits below the rear fuel injector cover, for a completely stealth installation.
  • Also available in Black, PN# 550-871 and Shiny, PN# 550-870 finishes
  • The included Genuine Bosch LSU 4.9 wideband oxygen sensor provides realtime fuel map learn!
  • 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!
  • 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
  • Only 4 wiring connections required! (Battery +, battery - , switched ignition & RPM)
  • High resolution full color touchscreen for initial setup, tuning, and gauge displays
Part # 534-247 is required to complete installation.
Installation Notes:
Part # 534-247 is required to complete installation.

Downloads:

Download Name File Size
techlibrary_200r623a-7.zip1.49MB
199r11970.pdf1.95MB
199r11971.pdf5.33MB

Videos:

Specifications:

CFM 870
Emission Code 3
Finish Classic Gold
Flange Style 4150
Fuel Pressure 58.5 PSI
Height 3.28"
Injector Size 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size 3/4-16 Female O-Ring (AN 8)
MAP Sensor 2Bar
Max Horsepower Rating 650 Naturally Aspirated
Model 4150 EFI Conversion Throttle Body
Part Type Fuel Injection Throttle Body Adapter
Product Type Sniper Stealth EFI 4150 Master Kit
Proposition 65 www.P65Warnings.ca.gov
Transmission 700R4/200R4

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Holly Sniper EFI Holley Stealth 4150 Master Kit, Classic Gold 550-872K:
Classic Chevy 2024