{"product_id":"fdj-centrifugal-clutch-for-go-kart-mini-bike-3-4-bore-10t-heavy-duty-heat-resistant","title":"FDJ Centrifugal Clutch for Go-Kart \u0026 Mini Bike — 3\/4\" Bore, 10T, Heavy-Duty Heat-Resistant","description":"\u003cp\u003e\u003cstrong\u003eFDJ Heavy-Duty Centrifugal Clutch is a rugged, drop-in replacement clutch with a 3\/4\" bore and 10-tooth sprocket made to restore smooth engagement on Predator 212cc, Honda GX160\/GX200, and similar minibike or go-kart engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your go-kart or mini bike has been suffering from slipping clutches, overheating, jerky starts, or poor acceleration, swapping in a heavy-duty centrifugal clutch can bring back reliable power delivery. This FDJ unit is engineered to fit 3\/4\" crankshafts and to work with #40, #41, or #420 chain systems. It’s commonly chosen when upgrading Predator 212 engines, performing Coleman CT200U or Baja style mini bike conversions, or replacing worn OEM clutches on backyard racers.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this clutch change acceleration and engagement?\u003c\/h3\u003e\n\u003cp\u003eThis clutch uses a balanced centrifugal design and heat-resistant steel components to reduce grabbing and uneven engagement. Riders will notice smoother take-offs, fewer sudden jerks at low rpm, and more consistent torque transfer under repeated starts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSmoother starts with less engine bogging or sudden lurching\u003c\/li\u003e\n  \u003cli\u003eImproved heat tolerance for repeated stop-and-go use\u003c\/li\u003e\n  \u003cli\u003eBalanced construction reduces vibration in off-road conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich engines and drivetrains is it compatible with?\u003c\/h3\u003e\n\u003cp\u003eDesigned for small horizontal shaft utility engines, this FDJ clutch fits 3\/4\" crankshafts found on many 2–7 HP Predator 212 setups and Honda GX160\/GX200 style engine swaps. It’s paired to a 10-tooth sprocket sized specifically for #40, #41, or #420 chains used on single-wheel drive minibikes and go-karts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 3\/4\" bore only — not compatible with 5\/8\" shafts\u003c\/li\u003e\n  \u003cli\u003eWorks best with #40\/#41\/#420 chain types and 10T sprocket\u003c\/li\u003e\n  \u003cli\u003eCommonly used for Predator 212, Coleman CT200U, Baja mini bike upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance and installation steps should I expect?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: the clutch mounts on the crank with a standard bolt and washer and includes a built-in keyway—so there’s no fiddly set screw. Regular maintenance is minimal: oil the internal bronze bushing periodically, but avoid getting oil on the shoe surfaces to prevent slippage and premature wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMounts with a standard bolt and washer using the built-in keyway\u003c\/li\u003e\n  \u003cli\u003eOil bronze bushing occasionally; keep oil off clutch shoes\u003c\/li\u003e\n  \u003cli\u003eInspect sprocket teeth, chain alignment, and tire compatibility after fitting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this clutch hold up under heavy use and heat?\u003c\/h3\u003e\n\u003cp\u003eYes—FDJ engineered this clutch with thermal-resistant steel and reinforced components to withstand vibration, repeated engagement cycles, and backyard off-road abuse. Compared to basic replacements, it offers better balance and resistance to overheating, which improves consistency during frequent starts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-strength, heat-resistant steel construction\u003c\/li\u003e\n  \u003cli\u003eOptimized balance reduces wear and clutch grabbing\u003c\/li\u003e\n  \u003cli\u003eIntended for single-wheel drive setups and tires up to about 15\" tall\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This FDJ centrifugal clutch is aimed at DIY mechanics, hobby racers, and backyard tinkerers upgrading or replacing clutches on Predator 212cc or similar engines, Honda GX160\/GX200 swaps, and mini bike\/go-kart builds like the Coleman CT200U. Measure your crankshaft bore, confirm your chain size, and verify tire\/driveline setup before purchasing to ensure the correct fit and best performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this clutch fit a 5\/8\" crankshaft?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This FDJ clutch fits a 3\/4\" bore only; it is not compatible with 5\/8\" shafts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which chain sizes work with the 10-tooth sprocket?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The 10T sprocket is designed for #40, #41, or #420 chains commonly used on go-karts and minibikes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FDJ","offers":[{"title":"Default Title","offer_id":48087520837790,"sku":"B01D4L6OSI","price":36.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/fdj-front-view-clutch.jpg?v=1785925238","url":"https:\/\/northtrailauto.ca\/products\/fdj-centrifugal-clutch-for-go-kart-mini-bike-3-4-bore-10t-heavy-duty-heat-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}