{"product_id":"under-engine-starter-motor-12v-12t-68mm-50-125cc-pit-bike-atv","title":"Under-Engine Starter Motor 12V 12T 68mm 50-125cc Pit Bike ATV","description":"\u003ch2\u003eUnder-Engine Starter Motor 12V 12T 68mm 50-125cc Pit Bike ATV\u003c\/h2\u003e\n\u003cp\u003eReplacement electric starter motor for compatible Chinese horizontal 4-stroke pit-bike, ATV, quad and go-kart engines using the \u003cstrong\u003ebottom \/ under-engine starter layout\u003c\/strong\u003e. This is the two-bolt lower-mounted pattern commonly used across many 50cc, 70cc, 90cc, 110cc and 125cc machines.\u003c\/p\u003e\n\n\u003ch3\u003eVerified Replacement-Family Specification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eElectrical system: 12V\u003c\/li\u003e\n\u003cli\u003eStarter location: Under \/ below the engine\u003c\/li\u003e\n\u003cli\u003eMounting type: 2-bolt lower-mount pattern\u003c\/li\u003e\n\u003cli\u003eMounting-hole centres: approximately 68 mm \/ 2.7 in\u003c\/li\u003e\n\u003cli\u003eStarter sprocket: 12 teeth\u003c\/li\u003e\n\u003cli\u003eOutput drive: 22-spline shaft \/ 12-tooth sprocket family\u003c\/li\u003e\n\u003cli\u003eRotation: Counter-clockwise (CCW)\u003c\/li\u003e\n\u003cli\u003eOverall length: approximately 146 mm \/ 5.75 in\u003c\/li\u003e\n\u003cli\u003eMain motor-body diameter: approximately 51 mm \/ 2 in\u003c\/li\u003e\n\u003cli\u003eApplication family: Chinese horizontal 4-stroke 50-125cc engines\u003c\/li\u003e\n\u003cli\u003eCondition: New aftermarket replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eComponents Identified From the Product Photos\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCylindrical steel electric starter-motor body\u003c\/li\u003e\n\u003cli\u003eCast-alloy reduction-gear and mounting housing\u003c\/li\u003e\n\u003cli\u003eTwo primary lower-engine mounting points in the cast housing\u003c\/li\u003e\n\u003cli\u003e12-tooth steel starter sprocket \/ pinion on the output shaft\u003c\/li\u003e\n\u003cli\u003eSplined output-drive section and central retaining hardware\u003c\/li\u003e\n\u003cli\u003eSealed front drive\/bearing plate\u003c\/li\u003e\n\u003cli\u003eInsulated electrical power lead with red conductor\u003c\/li\u003e\n\u003cli\u003eBlack protective cable sleeve and rubber terminal boot\u003c\/li\u003e\n\u003cli\u003eCast reinforcing ribs around the drive and mounting housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAftermarket Manufacturer \u0026amp; Interchange References\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMOGO \/ Royal Distributing: \u003cstrong\u003eC01-070101\u003c\/strong\u003e \/ MOGO \u003cstrong\u003e07-0101\u003c\/strong\u003e — bottom-mounted 50-125cc horizontal starter\u003c\/li\u003e\n\u003cli\u003ePCC Motor \/ marketplace reference: \u003cstrong\u003eST02\u003c\/strong\u003e — under-engine 50\/70\/90\/110cc starter family\u003c\/li\u003e\n\u003cli\u003eArrowhead: \u003cstrong\u003eSCH0005\u003c\/strong\u003e — 12V, CCW, 12-tooth China-built powersports starter family for many 70-125cc applications\u003c\/li\u003e\n\u003cli\u003eJ\u0026amp;N Electrical Products: \u003cstrong\u003e410-58006\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eLester: \u003cstrong\u003e19575\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePIC: \u003cstrong\u003e199-074\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBMS Motorsports: \u003cstrong\u003e30839-C10-29\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eEagle Powersports: \u003cstrong\u003e11612-A90-10\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eWAI: \u003cstrong\u003e19575N\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe supplied starter is \u003cstrong\u003eunbranded aftermarket\u003c\/strong\u003e. The references above identify comparable replacement families and are not being presented as the manufacturer part number stamped on the supplied motor.\u003c\/p\u003e\n\n\u003ch3\u003eDocumented Aftermarket Application Examples\u003c\/h3\u003e\n\u003cp\u003eThe 12-tooth 70-125cc SCH0005 \/ 410-58006 \/ Lester 19575 family is catalogued for a number of China-built powersports models, including examples from Baja Motorsports, BMS, Eagle, Go Scoot, Jetmoto, Kazuma and Redcat. Examples include Baja STR125 Baja Storm, Kazuma Viper 110, Panda 110 and Falcon 110, plus several Redcat 110cc ATV models.\u003c\/p\u003e\n\u003cp\u003eThese examples are supplied only as cross-reference guidance. Chinese manufacturers frequently changed engines, starters and mounting layouts without changing the vehicle name.\u003c\/p\u003e\n\n\u003ch3\u003eImportant 50cc Fitment Note\u003c\/h3\u003e\n\u003cp\u003eSome suppliers describe this bottom-mounted physical pattern as suitable from 50cc through 125cc, while specialist starter catalogues separate certain 50cc engines into a different starter family. For a 50cc machine, physical comparison is especially important. Do not order by engine capacity alone.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility Check Before Ordering\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm the existing starter is mounted \u003cstrong\u003eunder the engine\u003c\/strong\u003e, not on top\u003c\/li\u003e\n\u003cli\u003eConfirm the engine uses the two-bolt lower-mount starter pattern\u003c\/li\u003e\n\u003cli\u003eMeasure the mounting-hole centres — approximately 68 mm on this family\u003c\/li\u003e\n\u003cli\u003eCount the starter sprocket teeth — this pattern uses 12 teeth\u003c\/li\u003e\n\u003cli\u003eCompare the drive\/spline arrangement and sprocket diameter\u003c\/li\u003e\n\u003cli\u003eCompare overall starter length and motor-body diameter\u003c\/li\u003e\n\u003cli\u003eCheck the power-lead position, cable length and terminal\/boot arrangement\u003c\/li\u003e\n\u003cli\u003eCompare the cast mounting housing and bolt-hole positions with the product photos\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTop-mounted and under-engine starter motors are not interchangeable simply because the engine capacity is the same. Always match the mounting location and dimensions before fitting.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cp\u003eDisconnect the battery before replacing the starter motor. Check the battery condition, starter relay\/solenoid, earth connections and main power cable if the original starter was slow or intermittent. Install the starter squarely against the engine, tighten the mounting bolts securely and route the power cable away from the exhaust, chain and other moving parts.\u003c\/p\u003e\n\n\u003ch3\u003eWhat Is Included\u003c\/h3\u003e\n\u003cp\u003eOne complete under-engine starter motor assembly with the attached power lead and protective terminal boot shown in the photographs. Mounting bolts, starter relay\/solenoid, battery cable, starter reduction gears inside the engine and wiring loom are not included unless visibly supplied.\u003c\/p\u003e\n\n\u003ch3\u003eDelivery \u0026amp; Returns\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFree UK delivery with an estimated 2–3 working-day service\u003c\/li\u003e\n\u003cli\u003e30-day returns, subject to the item being returned in its original condition\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":57409984397687,"sku":"01668-EIP","price":22.0,"currency_code":"SHP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0528\/8771\/6007\/files\/20260806_162132.jpg?v=1787657894","url":"https:\/\/www.motomaniauk.com\/products\/under-engine-starter-motor-12v-12t-68mm-50-125cc-pit-bike-atv","provider":"Moto Mania UK","version":"1.0","type":"link"}