Description
Part Number: 38351
FiTech Ultimate TPI Standalone EFI System with Dual O2 Sensors
Bring classic Small Block Chevy Tuned Port Injection engines into the modern era with self-learning standalone control, dual wideband oxygen monitoring, and integrated transmission lock-up management.
Key Features
- ☑ Advanced self-learning EFI technology with no laptop required
- ☑ Dual wideband O2 sensors for precise real-time air/fuel ratio monitoring
- ☑ Integrated lock-up control for 200-4R and 700-R4 transmissions
- ☑ 3-Bar MAP sensor supports up to 25 psi boost without needing a MAF sensor
- ☑ OEM-style terminated wiring harness for quick plug-and-play installation
- ☑ Handheld color touchscreen controller for effortless setup and diagnostics
Technical Specifications
| Manufacturer | FiTech Fuel Injection |
|---|---|
| Part Number | 38351 |
| Application | GM Small Block Chevy Tuned Port Injection (TPI) Engines |
| System Type | Standalone Self-Learning Engine & Transmission Control |
| Oxygen Sensor Type | Dual Wideband O2 Sensors |
| MAP Sensor | 3-Bar MAP (Supports up to 25 PSI Boost) |
| Transmission Lock-Up | 200-4R & 700-R4 (Upgradable for 4L60E / 4L80E) |
| Ignition Compatibility | GM 8-Pin HEI Ignition / Distributor Control |
What’s Included in the Box
- 1 x FiTech Compact Standalone ECU
- 1 x Color Touchscreen Handheld Controller with Suction Cup Mount
- 1 x Plug-and-Play OEM-Terminated Main Wiring Harness
- 2 x Bosch Wideband Oxygen Sensors with Weld-In Bungs
- 1 x External 3-Bar MAP Sensor
- 1 x Engine & Ignition Connection Harness Assembly
- Complete Installation Hardware and Wiring Connectors
Designed to eliminate outdated factory ECMs and restrictive mass airflow meters, the FiTech Ultimate TPI standalone system provides instant throttle response and custom tuning flexibility for your SBC retro-fit or swap. At JP Racing, we supply full technical backing and fast UK dispatch to keep your build moving forward with confidence.




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