Description
Part Number: 78935
FiTech Ultimate LS 1000 HP EFI Master Kit with Short LS3 Intake & Transmission Control
Engineered for high-horsepower GM Gen III/IV LS engine retrofits, the FiTech 78935 Ultimate LS 1000 HP Master Kit provides a complete self-tuning electronic fuel injection solution with short LS3 port intake, integrated transmission control, dual pump fuel module, and Go Spark ignition coils.
Key Features
- ☑ Complete self-tuning 1,000 HP EFI master kit for GM Gen III/IV LS series V8 engines
- ☑ Low-profile short LS3 intake manifold constructed from TIG-welded 3mm aluminum sheet metal with a 102mm billet throttle body
- ☑ Go Fuel In-Tank Dual Pump Module equipped with two 340 LPH fuel pumps and 2″ fill neck
- ☑ Includes Go Spark LS3-style 8-pack coil kit and complete wiring harness compatible with factory coil sub-harnesses
- ☑ Integrated 4L60E/4L80E electronic transmission control and self-learning ECU with handheld color touchscreen
- ☑ High-flow 80 lbs./hr. injectors, billet fuel rails with -6 AN ORB fittings, fuel crossover, and Go Fuel pressure regulator
- ☑ 3-bar MAP sensor supporting up to 30 psi boost, dual Bosch wideband O2 sensors, and knock sensor control
Technical Specifications
| Brand | FiTech Fuel Injection |
|---|---|
| MPN | 78935 |
| System Type | Multi-Port Throttle Body / LS Port Injection Master Kit |
| Horsepower Rating | Up to 1,000 HP |
| Intake Style | Short LS3 Port Intake (3mm Fabricated TIG-Welded Aluminum) |
| Throttle Body Size | 102mm Cable-Driven Billet Aluminum |
| Injectors | 80 lbs./hr. Flow-Matched Injectors |
| Fuel Delivery | Go Fuel In-Tank Dual Pump Module (2x 340 LPH Pumps, 2″ Fill) |
| Fuel Regulator | Go Fuel Billet Pressure Regulator with Gauge (-6 AN ORB Ports) |
| Transmission Control | Yes (GM 4L60E / 4L65E / 4L70E / 4L80E / 4L85E) |
| Crank / Cam Reluctor Support | 24X and 58X Crank & Cam Compatible |
| MAP Sensor | 3-Bar MAP Sensor (Supports up to 30 PSI Boost) |
| Oxygen Sensors | Dual Bosch Wideband O2 Sensors with Dual Trim Control |
| Ignition Coils | Go Spark LS3 Style Coil 8-Pack Kit Included |
What’s Included in the Box
- Fabricated 3mm Aluminum Short LS3 Port Intake Manifold
- 102mm Billet Cable-Driven Throttle Body with TPS & IAC Sensors
- Self-Learning LS ECU & Color Touchscreen Handheld Controller with Windshield Mount
- Go Fuel In-Tank Dual 340 LPH Fuel Pump Module with 2″ Fill
- Go Fuel Billet Fuel Pressure Regulator with Liquid-Filled Pressure Gauge
- Go Spark LS3 Ignition Coils (8-Pack Kit)
- High-Volume Billet Fuel Rails with -6 AN Fittings & Crossover Line
- 8x 80 lbs./hr. Flow-Matched Fuel Injectors
- Dual Bosch Wideband O2 Sensors with Weld/Clamp Bungs
- Complete Plug-and-Play Wiring Harness & Sensor Kit
FiTech Fuel Injection is renowned for delivering cutting-edge, reliable, user-friendly EFI systems for street and track performance. When you purchase your FiTech 78935 Master Kit from JP Racing, you receive official manufacturer-backed quality alongside specialized UK technical expertise and fast, nationwide UK shipping.







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