{"product_id":"rywire-mil-spec-tucked-13b-engine-harness-mazda-rx-7-fd3s-single-turbo","title":"Rywire Mil-Spec Tucked 13B Engine Harness - Mazda RX-7 FD3S Single Turbo (13B-Milspec)","description":"\u003cp\u003eRywire \u003cstrong\u003e13B-Milspec\u003c\/strong\u003e is a factory-replacement style, wire-tuck mil-spec engine harness for the 13B in a Mazda RX-7 FD3S. It follows the factory FD layout but drops the twin-turbo sensors you no longer need, and is built in Tefzel wire with DR-25. For single-turbo setups only. Built to order by Rywire in the USA.\u003c\/p\u003e\u003ch2\u003eEngine Swap Fitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChassis: Mazda RX-7 FD3S (built for this chassis, not as a standalone 13B harness)\u003c\/li\u003e\n\u003cli\u003eEngine: 13B, single turbo only\u003c\/li\u003e\n\u003cli\u003eLeft-hand drive; right-hand drive available (earlier-model computer type)\u003c\/li\u003e\n\u003cli\u003eManual or automatic chassis (automatic requires a connector core, see FAQ)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTefzel wire with DR-25, tucked layout\u003c\/li\u003e\n\u003cli\u003eFactory FD3S layout with the twin-turbo sensors removed\u003c\/li\u003e\n\u003cli\u003ePlugs into 2 computer plugs and 2 chassis plugs\u003c\/li\u003e\n\u003cli\u003eChoice of injector plug for primary and secondary injectors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eConnector List\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant temperature (computer)\u003c\/li\u003e\n\u003cli\u003eCoolant sender (gauge)\u003c\/li\u003e\n\u003cli\u003eKnock sensor\u003c\/li\u003e\n\u003cli\u003eInjectors 1-4 (2 leading, 2 trailing)\u003c\/li\u003e\n\u003cli\u003eComputer ground\u003c\/li\u003e\n\u003cli\u003eOxygen sensor (single-wire narrowband)\u003c\/li\u003e\n\u003cli\u003eThrottle position sensor (TPS)\u003c\/li\u003e\n\u003cli\u003eIntake air temperature (IAT)\u003c\/li\u003e\n\u003cli\u003e4 transmission connections\u003c\/li\u003e\n\u003cli\u003eFan switch\u003c\/li\u003e\n\u003cli\u003eCam and crank sensors (Trigger 1 and Trigger 2)\u003c\/li\u003e\n\u003cli\u003eOil metering pump\u003c\/li\u003e\n\u003cli\u003eBoost solenoid\u003c\/li\u003e\n\u003cli\u003eIdle motor (IAC)\u003c\/li\u003e\n\u003cli\u003e2 computer plugs and 2 chassis plugs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoosing Options\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Side\u003c\/strong\u003e: left-hand or right-hand drive. Right-hand drive harnesses use the earlier-model computer type.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInjector Plug\u003c\/strong\u003e: the plug on the primary injectors - RDX, Nippon Denso \/ ID2000, NH1 \/ Honda OBD2, Delphi, Bosch EV6, Bosch EV1 \/ Honda OBD1, or Bosch EV14 \/ Injector Dynamics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission\u003c\/strong\u003e: manual or automatic. Automatic chassis use different engine harness connections.\u003c\/li\u003e\n\u003cli\u003eThe secondary injectors are built with the same plug you pick for the primary injectors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRecommended Add-Ons\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eRywire Engine Ground Kit - 4-Gauge Battery Cable \u0026amp; 8-Gauge Grounds for Swap Harnesses.\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eAdd any of these from the Recommended Add-Ons list above. Each one is its own listing.\u003c\/p\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMil-spec tucked 13B engine harness built to your selections\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eI have an automatic FD. What do I need to send?\u003c\/h3\u003e\u003cp\u003eSend in the large blue connector near the computer plugs from your original engine harness. Rywire installs it on your new harness.\u003c\/p\u003e\u003ch3\u003eDoes it support right-hand-drive cars?\u003c\/h3\u003e\u003cp\u003eYes. Right-hand-drive harnesses use the earlier-model computer type. The 1996-1998 Australian 16-bit computers are not supported.\u003c\/p\u003e\u003ch3\u003eCan I run it on a twin-turbo setup?\u003c\/h3\u003e\u003cp\u003eNo. The twin-turbo sensors are removed; the harness is for single-turbo applications only.\u003c\/p\u003e\u003ch3\u003eNot sure which options to pick?\u003c\/h3\u003e\u003cp\u003eEmail service@tunedbyshawn.com with your engine, chassis and ECU before ordering if you are unsure which configuration you need.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFor off-road and competition use only. 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