{"product_id":"obd1-to-fueltech-ft550-adapter-harness-logic-corrected-vti","title":"OBD1 to FuelTech FT550 Adapter Harness – Logic Corrected | VTI","description":"\u003ch1\u003eOBD1 to FuelTech FT550 Adapter Harness – Logic Corrected | VTI\u003c\/h1\u003e\u003cp\u003eThis is not a repin sheet solution. This is a complete, logic-corrected interface harness that provides a structured and clean transition from your factory OBD1 ECU system to a FuelTech FT550 standalone ECU — retaining factory engine harness integrity while enabling full standalone control, modern ignition support, and expansion capability.\u003c\/p\u003e\u003cp\u003eDesigned to minimize chassis modification while maximizing what the FT550 platform can do.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eConfiguration Overview\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOEM OBD1 ECU receptacles (P28 \/ P72 \/ P75 style)\u003c\/li\u003e\n\u003cli\u003eGenuine FT550 ECU connectors\u003c\/li\u003e\n\u003cli\u003eFully corrected signal logic\u003c\/li\u003e\n\u003cli\u003eIntegrated adapter loom\u003c\/li\u003e\n\u003cli\u003ePrewired T1 crank and cam inputs\u003c\/li\u003e\n\u003cli\u003eCANbus prewired\u003c\/li\u003e\n\u003cli\u003eCoil-on-plug DTM ignition connector\u003c\/li\u003e\n\u003cli\u003eIntegrated 12-pin FuelTech-style breakout\u003c\/li\u003e\n\u003cli\u003eBuilt-in expansion breakout connectors\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003e12-Pin Breakout Integration\u003c\/h2\u003e\u003cp\u003eA dedicated 12-pin FuelTech-style breakout connector is integrated for ignition 12V feed, 5V reference distribution, sensor power routing, expansion outputs, and auxiliary I\/O allocation — eliminating loose pigtails and enabling structured system expansion.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eIgnition \u0026amp; Engine Position Support\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eT1 crank and cam sensor configuration prewired\u003c\/li\u003e\n\u003cli\u003eCoil-on-plug DTM output connector integrated\u003c\/li\u003e\n\u003cli\u003eClean conversion path from distributor-based OBD1 to modern coil control\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDesigned for high-performance and boosted applications requiring reliable engine position referencing.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eCANbus Integration\u003c\/h2\u003e\u003cp\u003eCAN wiring is pre-configured for dash integration, data logging, and FT550 peripheral support. No additional backbone wiring required for standard FT550 CAN deployment.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eIntended Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTurbo OBD1 Honda builds\u003c\/li\u003e\n\u003cli\u003eDistributor delete conversions\u003c\/li\u003e\n\u003cli\u003eCoil-on-plug upgrades\u003c\/li\u003e\n\u003cli\u003eFull standalone conversions\u003c\/li\u003e\n\u003cli\u003eHigh-output street and competition builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eOff-road \/ motorsport use only.\u003c\/em\u003e\u003c\/p\u003e","brand":"VTI","offers":[{"title":"Default Title","offer_id":48340195967230,"sku":"vti519","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/7358\/2078\/files\/FuelTech_FT450_ECU_Subharness_Adapter_VTI.webp?v=1781142638","url":"https:\/\/xtperformancemn.com\/products\/obd1-to-fueltech-ft550-adapter-harness-logic-corrected-vti","provider":"XT Performance","version":"1.0","type":"link"}