X125WC Engine - 2-Stroke Kart Racing Engine Package - TaG Karting
Regular price
$2,900.00
Regular priceSale price
$2,900.00
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Sold out
WORD Racing is pleased to be an Authorized dealer of the X125 Engines & Parts. If you're in search of the best quality TaG engine on the market, or if you're looking for a smooth TaG engine, with a powerful wide powerband, this is the engine to have.
The X125-WC engine was developed for lower cost, greater reliability, and better speed out of the box.
This next-gen TaG engine allows for more power, less vibration, external water pump, beautiful one-piece pipe and a 15500 rev limiter with 30hp! It is now available in a junior, with restriction at the manifold, or a senior configuration. The ever-popular Tillotson HW-32A (23mm) carburetor is used for Senior while the Tryton 27mm is used for Heavy/Masters. See homologation pdf below for more technical information.
*Approved by TaG USA, and IKF, as well as:
SoCal Major League Karting Sprint
Region 6 Pacific Northwest Gold Cup Series and local club series
Carb settings for Tillotson HW-32A: L 1-1/2 to 1-3/4 ~ H 1*
Carb settings for Tryton HB27: L 1-1/4 ~ H 1-1/4
Engine Mounting: An engine plate may be required if your motor mount does not have a cut out
Case Oil: Case does NOT come with oil, PLEASE check prior to running. Requires 50cc or 50ML. We recommend PM Xeramic KF Kart Gear Oil orDumonde Tech LWHS Gear Oil. The manufacturer advises changing the oil every 5 hours of operation.
Rev Limiter: 15,500
Spark Plug: BR10EG ~ gap .8 mm
Target EGT: 1050-1100 (Fahrenheit) *100 degrees less with Junior restrictor
Recommended Water Temp range: 120-130 (Fahrenheit). This engine now uses an external water pump. Distilled water recommended. No coolant allowed for racing, so be sure to drain it or keep it in a warm place during the winter months. Water wetter and similar products are allowed, but no more than a cap full or two are needed, to add in with the water.
*The importer recommends Low 2 TO and High 1 TO for initial break-in with the Tillotson carb, before leaning the low to 1-3/4 (range of 1-1/2 to 1-3/4).
{"id":10169808519446,"title":"X125WC Engine - 2-Stroke Kart Racing Engine Package - TaG Karting","handle":"x125wc-engine-2-stroke-kart-racing-engine-package-tag-karting","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eWORD Racing is pleased to be an Authorized dealer of the X125 Engines \u0026amp; Parts. If you're in search of the best quality TaG engine on the market, or if you're looking for a smooth TaG engine, with a powerful wide powerband, this is the engine to have.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe X125-WC engine was developed for lower cost, greater reliability, and better speed out of the box.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis next-gen TaG engine allows for more power, less vibration, external water pump, beautiful one-piece pipe and a 15500 rev limiter with 30hp! It is now available in a junior, with restriction at the manifold, or a senior configuration. The ever-popular Tillotson HW-32A (23mm) carburetor is used for Senior while the Tryton 27mm is used for Heavy\/Masters. See homologation pdf below for more technical information. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e*Approved by TaG USA, and IKF, as well as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSoCal Major League Karting Sprint\u003c\/li\u003e\n\u003cli\u003eRegion 6 Pacific Northwest Gold Cup Series and local club series\u003c\/li\u003e\n\u003cli\u003eNorCal Karters and NCK (sprint and road)\u003c\/li\u003e\n\u003cli\u003eThe F-Series - GearUp Challenge\u003c\/li\u003e\n\u003cli\u003eTexas Sprint Series\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"http:\/\/www.o2schampionship.com\/\" target=\"_blank\"\u003eO2S Championship Series\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003eAll TaG sanctioned series, and many local series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"h2\"\u003eAccessories Included with Engine Package\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eRadiator\u003c\/li\u003e\n\u003cli\u003eAdjustable radiator cover\u003c\/li\u003e\n\u003cli\u003eRadiator mounting brackets\u003c\/li\u003e\n\u003cli\u003eDampeners\u003c\/li\u003e\n\u003cli\u003eAirbox (with boot and clamp)\u003c\/li\u003e\n\u003cli\u003eWiring Harness\u003c\/li\u003e\n\u003cli\u003ePipe\u003c\/li\u003e\n\u003cli\u003eBattery Box (with fixing hardware)\u003c\/li\u003e\n\u003cli style=\"font-style: italic;\"\u003e\u003cem\u003e*Note: motor mount and battery are not included\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp class=\"h2\"\u003eTuning \u0026amp; Setup Information\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Mixture\u003c\/strong\u003e: 16:1, or 6% (8 ounces per gallon)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarb settings for Tillotson HW-32A\u003c\/strong\u003e: L 1-1\/2 to 1-3\/4 ~ H 1*\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCarb settings for Tryton HB27\u003c\/b\u003e: L 1-1\/4 ~ H 1-1\/4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Mounting\u003c\/strong\u003e: An engine plate may be required if your motor mount does not have a cut out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Oil\u003c\/strong\u003e: Case does NOT come with oil, PLEASE check prior to running. Requires 50cc or 50ML. We recommend PM Xeramic KF Kart Gear Oil or\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.wordracing.com\/Dumonde-Tech-karting.htm\"\u003eDumonde Tech LWHS Gear Oil\u003c\/a\u003e. The manufacturer advises changing the oil every 5 hours of operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRev Limiter\u003c\/strong\u003e: 15,500\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpark Plug\u003c\/strong\u003e: BR10EG ~ gap .8 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget EGT\u003c\/strong\u003e: 1050-1100 (Fahrenheit) *\u003cspan class=\"formtextsmall\"\u003e100 degrees less with Junior restrictor\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Water Temp range\u003c\/strong\u003e: 120-130 (Fahrenheit). This engine now uses an external water pump.\u003cspan class=\"formtextsmall\"\u003e\u003cbr\u003eDistilled water recommended. No coolant allowed for racing, so be sure to drain it or keep it in a warm place during the winter months. Water wetter and similar products are allowed, but no more than a cap full or two are needed, to add in with the water.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e*\u003cspan\u003e \u003c\/span\u003e\u003ci\u003eThe importer recommends Low 2 TO and High 1 TO for initial break-in with the Tillotson carb, before leaning the low to 1-3\/4 (range of 1-1\/2 to 1-3\/4).\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"h2\"\u003eX125-WC Documentation\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0051\/3282\/files\/X125WC_Parts_Catalog_V.5_95701003-5ebb-47b9-843c-c35b43fe09aa.pdf?v=1678209755\"\u003eX125-WC Parts Guide\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0051\/3282\/files\/X125WC_Installation_Owners_Manual_1-28-21_SC.pdf?v=1612891016\" target=\"_blank\"\u003eX125-WC Owner's Manual \u0026amp; Installation Guide\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e","published_at":"2025-09-02T18:56:03-07:00","created_at":"2025-09-02T18:44:58-07:00","vendor":"X125T","type":"Engine","tags":["X125","X125WC"],"price":290000,"price_min":290000,"price_max":290000,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50451966361878,"title":"X125-WC-23 125cc Junior\/Senior TaG Engine Package","option1":"X125-WC-23 125cc Junior\/Senior TaG Engine Package","option2":null,"option3":null,"sku":null,"requires_shipping":true,"taxable":false,"featured_image":{"id":51795973144854,"product_id":10169808519446,"position":1,"created_at":"2025-09-02T18:53:49-07:00","updated_at":"2025-09-02T18:53:50-07:00","alt":null,"width":480,"height":640,"src":"\/\/www.wordracing.com\/cdn\/shop\/files\/X125-WCengine.webp?v=1756864430","variant_ids":[50451966361878,50451966394646]},"available":true,"name":"X125WC Engine - 2-Stroke Kart Racing Engine Package - TaG Karting - X125-WC-23 125cc Junior\/Senior TaG Engine Package","public_title":"X125-WC-23 125cc Junior\/Senior TaG Engine Package","options":["X125-WC-23 125cc Junior\/Senior TaG Engine Package"],"price":290000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":41954030715158,"position":1,"preview_image":{"aspect_ratio":0.75,"height":640,"width":480,"src":"\/\/www.wordracing.com\/cdn\/shop\/files\/X125-WCengine.webp?v=1756864430"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":50451966394646,"title":"X125-WC-27 125cc Masters\/Heavy TaG Engine Package","option1":"X125-WC-27 125cc Masters\/Heavy TaG Engine Package","option2":null,"option3":null,"sku":null,"requires_shipping":true,"taxable":false,"featured_image":{"id":51795973144854,"product_id":10169808519446,"position":1,"created_at":"2025-09-02T18:53:49-07:00","updated_at":"2025-09-02T18:53:50-07:00","alt":null,"width":480,"height":640,"src":"\/\/www.wordracing.com\/cdn\/shop\/files\/X125-WCengine.webp?v=1756864430","variant_ids":[50451966361878,50451966394646]},"available":true,"name":"X125WC Engine - 2-Stroke Kart Racing Engine Package - TaG Karting - X125-WC-27 125cc Masters\/Heavy TaG Engine Package","public_title":"X125-WC-27 125cc Masters\/Heavy TaG Engine Package","options":["X125-WC-27 125cc Masters\/Heavy TaG Engine Package"],"price":290000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":41954030715158,"position":1,"preview_image":{"aspect_ratio":0.75,"height":640,"width":480,"src":"\/\/www.wordracing.com\/cdn\/shop\/files\/X125-WCengine.webp?v=1756864430"}},"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.wordracing.com\/cdn\/shop\/files\/X125-WCengine.webp?v=1756864430","\/\/www.wordracing.com\/cdn\/shop\/files\/IMG_2140_2000x_704c687f-495e-46b1-b1ac-07c2f19d1753.webp?v=1756864456","\/\/www.wordracing.com\/cdn\/shop\/files\/IMG_2138_480x480_6bea07c3-0cf1-48cf-807c-8787571a9e6c.webp?v=1756864491"],"featured_image":"\/\/www.wordracing.com\/cdn\/shop\/files\/X125-WCengine.webp?v=1756864430","options":["Type"],"media":[{"alt":null,"id":41954030715158,"position":1,"preview_image":{"aspect_ratio":0.75,"height":640,"width":480,"src":"\/\/www.wordracing.com\/cdn\/shop\/files\/X125-WCengine.webp?v=1756864430"},"aspect_ratio":0.75,"height":640,"media_type":"image","src":"\/\/www.wordracing.com\/cdn\/shop\/files\/X125-WCengine.webp?v=1756864430","width":480},{"alt":null,"id":41954033139990,"position":2,"preview_image":{"aspect_ratio":0.75,"height":640,"width":480,"src":"\/\/www.wordracing.com\/cdn\/shop\/files\/IMG_2140_2000x_704c687f-495e-46b1-b1ac-07c2f19d1753.webp?v=1756864456"},"aspect_ratio":0.75,"height":640,"media_type":"image","src":"\/\/www.wordracing.com\/cdn\/shop\/files\/IMG_2140_2000x_704c687f-495e-46b1-b1ac-07c2f19d1753.webp?v=1756864456","width":480},{"alt":null,"id":41954036252950,"position":3,"preview_image":{"aspect_ratio":1.333,"height":360,"width":480,"src":"\/\/www.wordracing.com\/cdn\/shop\/files\/IMG_2138_480x480_6bea07c3-0cf1-48cf-807c-8787571a9e6c.webp?v=1756864491"},"aspect_ratio":1.333,"height":360,"media_type":"image","src":"\/\/www.wordracing.com\/cdn\/shop\/files\/IMG_2138_480x480_6bea07c3-0cf1-48cf-807c-8787571a9e6c.webp?v=1756864491","width":480}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eWORD Racing is pleased to be an Authorized dealer of the X125 Engines \u0026amp; Parts. If you're in search of the best quality TaG engine on the market, or if you're looking for a smooth TaG engine, with a powerful wide powerband, this is the engine to have.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe X125-WC engine was developed for lower cost, greater reliability, and better speed out of the box.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis next-gen TaG engine allows for more power, less vibration, external water pump, beautiful one-piece pipe and a 15500 rev limiter with 30hp! It is now available in a junior, with restriction at the manifold, or a senior configuration. The ever-popular Tillotson HW-32A (23mm) carburetor is used for Senior while the Tryton 27mm is used for Heavy\/Masters. See homologation pdf below for more technical information. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e*Approved by TaG USA, and IKF, as well as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSoCal Major League Karting Sprint\u003c\/li\u003e\n\u003cli\u003eRegion 6 Pacific Northwest Gold Cup Series and local club series\u003c\/li\u003e\n\u003cli\u003eNorCal Karters and NCK (sprint and road)\u003c\/li\u003e\n\u003cli\u003eThe F-Series - GearUp Challenge\u003c\/li\u003e\n\u003cli\u003eTexas Sprint Series\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"http:\/\/www.o2schampionship.com\/\" target=\"_blank\"\u003eO2S Championship Series\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003eAll TaG sanctioned series, and many local series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"h2\"\u003eAccessories Included with Engine Package\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003eRadiator\u003c\/li\u003e\n\u003cli\u003eAdjustable radiator cover\u003c\/li\u003e\n\u003cli\u003eRadiator mounting brackets\u003c\/li\u003e\n\u003cli\u003eDampeners\u003c\/li\u003e\n\u003cli\u003eAirbox (with boot and clamp)\u003c\/li\u003e\n\u003cli\u003eWiring Harness\u003c\/li\u003e\n\u003cli\u003ePipe\u003c\/li\u003e\n\u003cli\u003eBattery Box (with fixing hardware)\u003c\/li\u003e\n\u003cli style=\"font-style: italic;\"\u003e\u003cem\u003e*Note: motor mount and battery are not included\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp class=\"h2\"\u003eTuning \u0026amp; Setup Information\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Mixture\u003c\/strong\u003e: 16:1, or 6% (8 ounces per gallon)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarb settings for Tillotson HW-32A\u003c\/strong\u003e: L 1-1\/2 to 1-3\/4 ~ H 1*\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCarb settings for Tryton HB27\u003c\/b\u003e: L 1-1\/4 ~ H 1-1\/4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Mounting\u003c\/strong\u003e: An engine plate may be required if your motor mount does not have a cut out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Oil\u003c\/strong\u003e: Case does NOT come with oil, PLEASE check prior to running. Requires 50cc or 50ML. We recommend PM Xeramic KF Kart Gear Oil or\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.wordracing.com\/Dumonde-Tech-karting.htm\"\u003eDumonde Tech LWHS Gear Oil\u003c\/a\u003e. The manufacturer advises changing the oil every 5 hours of operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRev Limiter\u003c\/strong\u003e: 15,500\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpark Plug\u003c\/strong\u003e: BR10EG ~ gap .8 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget EGT\u003c\/strong\u003e: 1050-1100 (Fahrenheit) *\u003cspan class=\"formtextsmall\"\u003e100 degrees less with Junior restrictor\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Water Temp range\u003c\/strong\u003e: 120-130 (Fahrenheit). This engine now uses an external water pump.\u003cspan class=\"formtextsmall\"\u003e\u003cbr\u003eDistilled water recommended. No coolant allowed for racing, so be sure to drain it or keep it in a warm place during the winter months. Water wetter and similar products are allowed, but no more than a cap full or two are needed, to add in with the water.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e*\u003cspan\u003e \u003c\/span\u003e\u003ci\u003eThe importer recommends Low 2 TO and High 1 TO for initial break-in with the Tillotson carb, before leaning the low to 1-3\/4 (range of 1-1\/2 to 1-3\/4).\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"h2\"\u003eX125-WC Documentation\u003c\/p\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0051\/3282\/files\/X125WC_Parts_Catalog_V.5_95701003-5ebb-47b9-843c-c35b43fe09aa.pdf?v=1678209755\"\u003eX125-WC Parts Guide\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0051\/3282\/files\/X125WC_Installation_Owners_Manual_1-28-21_SC.pdf?v=1612891016\" target=\"_blank\"\u003eX125-WC Owner's Manual \u0026amp; Installation Guide\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e"}
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