{"product_id":"tadamark-centrifugal-go-kart-clutch-3-4-bore-12t-with-35-chain-fits-2-6-5-hp-engines-includes-chain-hardware","title":"TadaMark centrifugal go-kart clutch 3\/4\" bore 12T with #35 chain — fits 2–6.5 HP engines, includes chain \u0026 hardware","description":"\u003cp\u003e\u003cstrong\u003eThe TadaMark 12-tooth centrifugal clutch with a 3\/4\" (19.05mm) bore and included #35 chain is a ready-to-install drive solution for go-karts, minibikes and small engines rated 2–6.5 HP.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for makers and riders who need a compact, bolt-on clutch assembly, this unit combines a 12-tooth sprocket, a 4-foot #35 chain (130 links), and mounting hardware for a quick swap or upgrade. It engages at roughly 2300 ±300 RPM and matches most small-engine crankshafts with a 3\/4\" diameter and 3\/16\" keyway. The kit is supplied with the clutch, a pre-measured chain, a connecting link and set screws so you can tailor the chain length and secure the unit to your engine shaft.\u003c\/p\u003e\n\n\u003ch3\u003eWill this clutch fit my engine model?\u003c\/h3\u003e\n\u003cp\u003eThis clutch is designed for engines with a 3\/4\" (19.05mm) crankshaft and a 3\/16\" keyway. It commonly fits many 2–6.5 HP engines across popular brands and common clone motors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible engines: Honda GC160, GC190, GX120, GX140, GX160, GX200.\u003c\/li\u003e\n  \u003cli\u003eWorks with Tecumseh models and most Briggs \u0026amp; Stratton up to 6.5 HP with 3\/4\" shafts.\u003c\/li\u003e\n  \u003cli\u003eAlso fits Harbor Freight Greyhound 196cc and Predator 212cc, plus many 5.5–6.5 HP clones.\u003c\/li\u003e\n  \u003cli\u003eNot compatible with 0.787\" (20mm) bores—measure your shaft before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the clutch perform and when does it engage?\u003c\/h3\u003e\n\u003cp\u003eThe centrifugal design delivers gradual engagement as engine speed rises so power is transferred smoothly to the chain drive. Expect engagement near the mid-range RPM suitable for most small-engine recreational vehicles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngagement speed: approximately 2300 ±300 RPM for predictable take-up.\u003c\/li\u003e\n  \u003cli\u003e12-tooth sprocket mated to a #35 chain provides reliable torque transfer for light vehicle loads.\u003c\/li\u003e\n  \u003cli\u003eDesigned for engines rated between 2 and 6.5 horsepower.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the package and what adjustments will I need?\u003c\/h3\u003e\n\u003cp\u003eThe kit ships with the clutch assembly and the chain pre-sized to four feet; you’ll receive small hardware to complete installation. Chain length and alignment adjustments are normally required during fitting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: one 12-tooth centrifugal clutch, one 4-foot #35 chain (130 links), one connecting link, two set screws.\u003c\/li\u003e\n  \u003cli\u003eTrim the chain to suit your frame and sprocket spacing using a chain tool or grinder.\u003c\/li\u003e\n  \u003cli\u003eUse the supplied set screws and keyway to secure the clutch to the crankshaft firmly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAny tips for installation and first-time use?\u003c\/h3\u003e\n\u003cp\u003eSimple prep and a controlled break-in will extend life and ensure consistent operation. Lubrication at assembly and a short bedding-in period help the internal shoes seat correctly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBefore fitting, apply a thin ring of lubricant around the circlip area and let it settle, then rotate the clutch to distribute lubricant.\u003c\/li\u003e\n  \u003cli\u003eAfter installation perform 3–5 light break-in runs to allow the clutch shoes to bed without excessive slipping or heat.\u003c\/li\u003e\n  \u003cli\u003eIf the clutch slips and smokes during initial runs, reduce load and continue break-in to increase contact area.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The TadaMark 12T centrifugal clutch kit is aimed at hobbyists, fabricators and small-vehicle owners who need a dependable, off-the-shelf clutch for go-karts, minibikes, fun karts and DIY projects using common 2–6.5 HP engines with a 3\/4\" shaft. Measure your crankshaft bore and keyway first, and choose this kit if you want a compact, easily adjustable chain-drive solution that’s ready to install and tune.\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 the clutch fit a 20mm shaft?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This clutch is sized for a 3\/4\" (19.05mm) bore and will not fit a 20mm (0.787\") shaft.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I shorten the included chain?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 130-link #35 chain can be shortened; use a chain tool or remove links and refit with the connecting link.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TadaMark","offers":[{"title":"Default Title","offer_id":48086363570334,"sku":"B0BHPL1J6T","price":43.07,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/tadamark-clutch-front-assembly.jpg?v=1785896378","url":"https:\/\/northtrailauto.ca\/products\/tadamark-centrifugal-go-kart-clutch-3-4-bore-12t-with-35-chain-fits-2-6-5-hp-engines-includes-chain-hardware","provider":"North Trail Auto","version":"1.0","type":"link"}