$150 Off
$150 Off
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#425550511BPD
Holley Sniper 550-511-BPD 4-barrel Self-Tuning EFI Conversion Kit
- Self-tuning fuel injection system, designed for easy installation on 4-barrel carburetors with minimal wiring
- Includes 14 new upgrades, such as a redesigned ECU and throttle geometry for smoother operation and improved reliability
- Fully compatible with Sniper accessories like Hyperspark ignition, various displays, and comprehensive fuel systems
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Product Summary
Universal Fit, Throttle Body Injection Style
- Self-tuning fuel injection system, designed for easy installation on 4-barrel carburetors with minimal wiring
- Includes 14 new upgrades, such as a redesigned ECU and throttle geometry for smoother operation and improved reliability
- Fully compatible with Sniper accessories like Hyperspark ignition, various displays, and comprehensive fuel systems
- New PDM accessory simplifies wiring by centralizing EFI and ignition connections
- Converts classic engines to run like modern fuel-injected systems, with benefits like better fuel economy, smooth drivability, and easy cold starts
Key Specs
| Injection Style | Throttle Body |
| Injector Size | 100 lb/hr @ 58.5 PSI |
| Max Horsepower Rating | 650 |
| ECM Included | Yes |
| Throttle Body Style | Throttle Body Injection (TBI) |
Need To Know
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Return PolicyHolley Sniper 550-511-BPD Details
Holley Sniper 550-511-BPD Details
The Sniper 2 EFI is a self-tuning, easy-to-install EFI conversion system for 4-barrel carburetors, designed to modernize classic engines with improved cold starts, drivability, and fuel economy; featuring 14 new updates for enhanced reliability, it integrates seamlessly with the Sniper Ecosystem and now includes an optional Power Distribution Module for streamlined wiring and installation
- Self-tuning fuel injection system, designed for easy installation on 4-barrel carburetors with minimal wiring
- Includes 14 new upgrades, such as a redesigned ECU and throttle geometry for smoother operation and improved reliability
- Fully compatible with Sniper accessories like Hyperspark ignition, various displays, and comprehensive fuel systems
- New PDM accessory simplifies wiring by centralizing EFI and ignition connections
- Converts classic engines to run like modern fuel-injected systems, with benefits like better fuel economy, smooth drivability, and easy cold starts
Guides & Documents
CARB Warning
For use on pre-1966 vehicles only
CARB Warning
For use on pre-1966 vehicles only
Emissions warning: this part only legal for sale or use in California if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. ++any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering there are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.
Holley Sniper 550-511-BPD Specifications
Holley Sniper 550-511-BPD Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 550-511-BPD |
| Brand | Holley Sniper |
| Injection Style | Throttle Body |
| Injector Size | 100 lb/hr @ 58.5 PSI |
| Max Horsepower Rating | 650 |
| ECM Included | Yes |
| Throttle Body Style | Throttle Body Injection (TBI) |
| GENERAL | |
| CFM | 800 CFM |
| User Tunable | Yes |
| Self Tuning | Yes |
| Injectors Included | Yes |
| Intake Manifold Included | No |
| Metering Style | Speed density |
| EGR | No |
| Throttle Body Included | Yes |
| Throttle Body Material | Cast Aluminum |
| Throttle Body Finish | Powder Coated |
| Throttle Body Flange Type | 4-Barrel Square Bore |
| Venturi Quantity | 4 |
| Fuel Pump Included | Yes |
| Calibration Module Included | Yes |
| Wiring Harness Included | Yes |
| Fuel Pressure Regulator Included | Yes |
| MAP Sensor Included | Yes |
| IAC Motor Included | Yes |
| IAT Sensor Included | Yes |
| TPS Sensor Included | Yes |
| Airflow Rate | 800 |
| Color | Black |
| Throttle Body Barrels | 4-Barrel |
| Gaskets Included | No |
| Hardware Included | Yes |
| Flow Rating | 340 |
| Sold in Quantity | Kit |
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