{"product_id":"morev-cg-6-pin-ac-dip-switch-cdi-box-with-adjustable-rev-limiter-for-125-250cc-dirt-bike-atv","title":"MOREV CG 6-Pin AC DIP Switch CDI Box with Adjustable Rev Limiter for 125–250cc Dirt Bike \u0026 ATV","description":"\n\u003cp\u003e\u003cstrong\u003eChoose how your ignition rev limiter operates.\u003c\/strong\u003e The MOREV CG 6-Pin AC DIP Switch CDI is an adjustable ignition control module designed for selected \u003cstrong\u003eCG125–CG250 four-stroke vertical engines\u003c\/strong\u003e using a compatible \u003cstrong\u003e6-pin (4+2) AC CDI system\u003c\/strong\u003e. A built-in four-position DIP switch allows riders and technicians to select an ignition-based rev-limit preset or the mode without this CDI's preset electronic rev limit. It is intended for matching dirt bikes, ATVs and other small powersports vehicles with correct AC ignition wiring.\u003c\/p\u003e\n\u003ch2\u003eEight Rev-Limiter Presets and Selectable No-Limit Mode\u003c\/h2\u003e\n\u003cp\u003eThe blue four-position DIP switch is arranged as follows: \u003cstrong\u003eswitches 1–3\u003c\/strong\u003e select one of eight preset configurations, while \u003cstrong\u003eswitch 4\u003c\/strong\u003e selects the operating mode. In the printed MOREV DIP guide, moving switch 4 to its specified upper position activates speed-limit mode; follow the exact label diagrams for each switch combination. This feature makes it possible to choose the electronic ignition rev-limiter behavior appropriate for the application.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNo preset rev-limit mode\u003c\/strong\u003e removes the CDI's selected electronic limiter setting. It does \u003cem\u003enot\u003c\/em\u003e remove mechanical limits, eliminate other safety restrictions, or guarantee that the engine can operate safely at higher speed. Actual behavior depends on vehicle setup, fuel and condition of the pickup, ignition coil and other components. This is a DIP-controlled rev-limiter CDI, \u003cstrong\u003enot\u003c\/strong\u003e the MOREV digital 9-Curve timing-map CDI.\u003c\/p\u003e\n\u003ch2\u003eHow to Configure the DIP Switches\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eStop the engine and switch the ignition off.\u003c\/strong\u003e Never change settings while riding.\u003c\/li\u003e\n\u003cli\u003eFind the printed \u003cstrong\u003eDIP Setting Guide\u003c\/strong\u003e on the back of the CDI.\u003c\/li\u003e\n\u003cli\u003eSet switches \u003cstrong\u003e1, 2 and 3\u003c\/strong\u003e to the chosen preset according to that chart.\u003c\/li\u003e\n\u003cli\u003eUse \u003cstrong\u003eswitch 4\u003c\/strong\u003e to choose the limited or no preset rev-limit operating mode.\u003c\/li\u003e\n\u003cli\u003eDouble-check all switch positions before installation or powering on, then test the engine safely.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eCG Engine Compatibility and Fitment\u003c\/h2\u003e\n\u003cp\u003eFor selected \u003cstrong\u003eCG125, CG150, CG200 and CG250\u003c\/strong\u003e four-stroke vertical engine systems requiring a compatible \u003cstrong\u003e6-pin CG-style AC CDI (4+2 connectors)\u003c\/strong\u003e. Common engine identification references include \u003cstrong\u003e156FMI, 162FMJ, 163FML and 167FMM\u003c\/strong\u003e. Some TaoTao, Roketa, SunL and Coolster dirt bikes, ATVs and go-karts may use similar engine families.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThese model and engine references do not guarantee fitment.\u003c\/strong\u003e Confirm that your original ignition unit receives power from a stator exciter coil (AC CDI), matches the CG 4+2 connector geometry and uses the same terminal positions. A CG DC CDI and a GY6 AC CDI may use six contacts but are not automatically interchangeable with this module.\u003c\/p\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e MOREV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e MCDI021\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e DIP-switch adjustable CDI ignition box with selectable rev-limiter control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIgnition supply:\u003c\/strong\u003e AC-powered CDI, using the compatible stator exciter supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e CG-style six-pin (4+2) white plugs, subject to correct wiring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIP controls:\u003c\/strong\u003e Switches 1–3 select among eight presets; switch 4 selects limiter operating mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Purple protective casing with internal circuitry and blue four-position DIP switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate dimensions:\u003c\/strong\u003e 50 mm width × 75 mm body height × 50 mm depth as shown in the provided dimensions image; manual measurements may vary slightly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCG 6-Pin AC Wiring Reference and Installation Safety\u003c\/h2\u003e\n\u003cp\u003eThe included CG \u003cstrong\u003eterminal-side\u003c\/strong\u003e connection diagram identifies \u003cstrong\u003eterminal 1\u003c\/strong\u003e as pickup\/trigger signal, \u003cstrong\u003e2\u003c\/strong\u003e as ignition coil output, \u003cstrong\u003e3 and 4\u003c\/strong\u003e as ground connections, \u003cstrong\u003e5\u003c\/strong\u003e as kill switch\/engine stop and \u003cstrong\u003e6\u003c\/strong\u003e as the ignition power input. For \u003cstrong\u003ethis AC model, terminal 6 must receive power from the stator exciter coil\u003c\/strong\u003e, not a battery +12V DC line. Both ground terminals must be connected as specified in the supplied diagram.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSafety warning:\u003c\/strong\u003e The picture presents an AC\/DC terminal-position reference, but this product is \u003cstrong\u003eAC ONLY\u003c\/strong\u003e. Never connect both AC and DC power sources to the CDI, or substitute a battery-fed DC ignition system. A matching plug alone does not confirm electrical compatibility; verify the actual harness pinout and lock-tab orientation before installation. Incorrect connections may cause no-start problems or electrical damage. Seek assistance from a qualified technician when wiring is uncertain.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eHow many settings are available?\u003c\/h3\u003e\n\u003cp\u003eSwitches 1–3 give eight DIP preset combinations for the selected limiter mode. Switch 4 switches between speed-limited operation and the no preset rev-limit mode. Use the chart printed on the product for the required combinations.\u003c\/p\u003e\n\u003ch3\u003eDoes this CDI work on a CG 6-pin DC ignition?\u003c\/h3\u003e\n\u003cp\u003eNo. This listing is for a compatible \u003cstrong\u003eCG 6-pin AC CDI\u003c\/strong\u003e system. Do not connect it to a DC ignition power feed.\u003c\/p\u003e\n\u003ch3\u003eIs this a 9-Curve CDI with nine ignition timing maps?\u003c\/h3\u003e\n\u003cp\u003eNo. This CDI uses DIP switches for rev-limiter configuration. The MOREV digital 9-Curve CDI is a separate product with a different adjustment system.\u003c\/p\u003e\n\u003ch3\u003eWill it fit every 200cc or 250cc dirt bike?\u003c\/h3\u003e\n\u003cp\u003eNo. Confirm the CG engine type, AC ignition power source, connector shape and all terminal connections against the original ignition module.\u003c\/p\u003e\n\u003ch2\u003eShipping and Support\u003c\/h2\u003e\n\u003cp\u003eMOREV products ship from Guangzhou, China. Shipping options and estimated charges for your destination are shown at checkout. For help checking a replacement, \u003ca href=\"\/pages\/contact\"\u003econtact MOREV\u003c\/a\u003e with clear photos of your original CDI and connector.\u003c\/p\u003e","brand":"MOREV","offers":[{"title":"Default Title","offer_id":67942420676843,"sku":"MCDI021","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0859\/8283\/9019\/files\/morev-dip-cg-ac-main.jpg?v=1791623869","url":"https:\/\/shop.morevracing.com\/products\/morev-cg-6-pin-ac-dip-switch-cdi-box-with-adjustable-rev-limiter-for-125-250cc-dirt-bike-atv","provider":"MOREV Racing","version":"1.0","type":"link"}