JR DRAGSTER EFI PLUG & PLAY HARNESS

INTRODUCING THE WORLD'S FIRST EFI PLUG AND PLAY HARNESS FOR JR DRAGSTERS!

FuelTech FT450 Compatible • Race-Ready • Designed in Australia

Introducing the world’s first true Plug & Play EFI wiring harness for Junior Dragsters, engineered specifically for FuelTech FT450 ECUs and developed right here in Australia by the team at Harness-Tech.

This harness has been designed, tested, and refined on a real Junior Dragster setup, making EFI conversions and new installs faster, cleaner, and far more reliable, with no guesswork and no messy custom wiring.

If you’re ready to bring modern EFI technology to your Junior Dragster, this is the harness built to do it properly.

✅ Key Features

✔️ FuelTech FT450 ECU Compatible (FuelTech approved)

✔️ True Plug & Play Design – no cutting, no splicing

✔️ Pre-terminated connectors for fast installation

✔️ Motorsport-grade wiring & connectors

✔️ Designed specifically for Junior Dragster EFI setups

✔️ Clean, professional layout for easy troubleshooting

✔️ Built to withstand vibration, heat, and track abuse

🔌 Pre-Wired for Expansion

This harness comes pre-wired for additional systems, including (but not limited to):

✔️ EFI fuel pump

✔️ EGT CAN-4 module

Future upgrades? Easy. No need to re-loom or re-pin, it’s already built in.

🛠 Designed by Racers, for Racers

This product was researched and developed by Tyson at Harness-Tech, working directly with real Junior Dragster teams to solve the exact problems racers face when converting to EFI:

Messy wiring

Inconsistent connections

Long install times

Limited upgrade paths

The result is a race-ready, professional-grade harness that installs faster, looks cleaner, and performs reliably pass after pass.

📦 What’s Included

Harness-Tech Plug & Play Junior Dragster EFI Wiring Harness

Fully terminated connectors

Ready to connect to FuelTech FT450 ECU and supported components

(ECU, sensors, and modules sold separately unless otherwise stated.)

🚨 Be One of the First

This is a brand-new release and extremely limited on first production runs.
If you want to be among the first Junior Dragster racers in the world running this system, secure yours early or contact us for availability and lead times.

📩 Contact us now to register your interest or place a pre-order.
We’re happy to help with compatibility questions and setup advice.