Converting to OBD1 ignition on your OBD2 Honda but don’t want to hack up your harness?

Enter our OBD2 to OBD1 Distributor Adapter — a plug-and-play solution built the Professional Autosport way.

This jumper harness takes your OBD2 10-pin square distributor plug and adapts it to the classic OBD1 2-pin + 8-pin configuration — using OEM connectors, M22759/32 Tefzel wire, and professional crimping throughout.

🔧 Features:

• ✅ OBD2 10-pin to OBD1 2-pin / 8-pin conversion
• ✅ Fully plug-and-play — no soldering, splicing, or repinning
• ✅ 6” leads of mil-spec M22759/32 Tefzel wire
• ✅ Professionally crimped, loomed, and heat-sealed

🔄 Use Cases:

• OBD2 to OBD1 conversion harness builds
• Switching to OBD1-style distributors for Hondata, chipped P28, or standalone ECUs
• Quick-swap jumpers for track spares or simplified troubleshooting

⚙️ Compatibility:

• Engine Harness Side: OBD2 square 10-pin distributor connector (common on 96–01 Honda/Acura)
• Distributor Side: OBD1 style — 2-pin (IGP/IG) + 8-pin (CMP, TDC, CYL, etc.)
• Compatible with most D/B/H series engine harnesses using factory-style distributors

🧾 MATERIALS & SPECS:

• M22759/32 mil-spec Tefzel wire, 6” length
• Heat-shrink sealed for vibration protection
• Genuine Honda-style terminals and plugs (not knock-off connectors)
• Label-ready with clean presentation