{"product_id":"heavy-duty-7-8-to-1-inch-crankshaft-adapter-sleeve","title":"Heavy Duty 7\/8 To 1 Inch Crankshaft Adapter Sleeve Aluminum Taper Converter With Stepped Key Gears For Built Tough Engine Mods And Quick Swap Performance Gains","description":"\u003cdiv\u003eBuy Single Pack Heavy Duty Crankshaft Adapter Sleeve\u003cbr\u003e\n✔️ 7\/8 to 1 inch tapered sleeve with step key and aluminum build \u003cp\u003eThis single crankshaft adapter sleeve bridges a seven eighth inch output to a one inch input on small motors, making it a solid pick for kart builds and racing rigs that need reliable power transfer without extra welding or grinding.\u003c\/p\u003e ✅ Machined aluminum body for steady vibration resistance across high RPM runs\n\u003cbr\u003e✅ Stepped key cone profile locks pulleys securely while letting you swap them quickly\n\u003cbr\u003e✅ Direct drop fit design means you just tap it home and tighten the set screws\n\u003cbr\u003e✅ Optimized for rebuilt four cycle engines and chassis upgrades \u003cp\u003e💡 What is a tapered crankshaft adapter sleeve used for? Changing shaft sizes on modified machinery gets handy fast when you install a precision machined taper. Here is how this conversion piece handles everyday street and track duty.\n- The bare metal surface sheds heat fast while keeping drive belts lined up perfectly on heavier rigs\n- Step keyed slots lock onto smooth shafts so you quit fighting slip during hard pulls and quick revs\n- Just knock the converter onto the shaft and snug the set screws so you skip the trip to the fab shop\n- Team this sleeve with sealed bearing kits to cut drag and extend service life during daily track sessions\n\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49313392296171,"sku":"VXB0F1CQVV54","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51Y3uHDWSdL.jpg?v=1788028671","url":"https:\/\/vxb.com\/products\/heavy-duty-7-8-to-1-inch-crankshaft-adapter-sleeve","provider":"VXB Bearings","version":"1.0","type":"link"}