{"product_id":"hot-rods-4074-crankshaft-for-yamaha-yz450f-high-performance-rebuildable-stroker-crankshaft","title":"Hot Rods 4074 Crankshaft for Yamaha YZ450F – High-Performance Rebuildable Stroker Crankshaft","description":"\u003cp\u003eThe Hot Rods 4074 crankshaft is designed for Yamaha YZ450F models from 2006 to 2009, offering a reliable and high-performance solution for engine rebuilds. This crankshaft is a premier alternative to costly OEM parts, providing an affordable yet durable option for motorcycle enthusiasts seeking enhanced engine performance. It comes fully assembled and ready for installation, featuring original Hot Rods connecting rods, top end bearings, and crankshaft webs, ensuring a seamless upgrade process. Manufactured and trued to OEM specifications, the Hot Rods crankshaft exceeds or matches the performance and durability of factory parts. It is fully rebuildable with genuine Hot Rods components, allowing for future maintenance and upgrades to sustain optimal engine functionality. The quality of gears on this crankshaft meets DIN Class 9 standards or higher, ensuring reliable power transfer and longevity. The Hot Rods 4074 is a stroked crankshaft, designed to increase displacement and horsepower by providing an increased stroke. It is a direct drop-in replacement that typically requires no modifications, simplifying installation. Precision CNC machining and dynamic balancing are performed to accommodate the increased stroke, ensuring smooth operation and engine stability. This crankshaft can often utilize stock pistons, making it compatible with existing components. For those seeking significant power gains, the crankshaft pairs well with Cylinder Works Big Bore cylinders, allowing for substantial displacement increases. Whether rebuilding or upgrading for performance, the Hot Rods 4074 crankshaft offers a dependable, high-quality component that enhances both engine output and longevity, making it an excellent choice for Yamaha YZ450F owners aiming for improved performance.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eCrankshafts designed for Yamaha YZ450F models from 2006 to 2009\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePremier alternative to costly OEM crankshaft with reliable performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSold complete and ready for installation with original Hot Rods connecting rods, top end bearings, and crankshaft webs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFactory assembled and trued to OEM specifications, surpassing OEM in durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFully rebuildable with genuine Hot Rods components for ongoing maintenance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eGears manufactured at DIN Class 9 quality level or higher for durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eStroker crankshaft designed to increase displacement and horsepower\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDrop-in replacement requiring no modifications in most applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCNC machined and dynamically balanced for increased stroke and smooth operation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with stock pistons in most applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIdeal for pairing with Cylinder Works Big Bore cylinders for significant power gains\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFits,\u003cbr\u003e\nYamaha YZ450F 2006\u003cbr\u003e\nYamaha YZ450F 2007\u003cbr\u003e\nYamaha YZ450F 2008\u003cbr\u003e\nYamaha YZ450F 2009","brand":"HOT RODS","offers":[{"title":"Default Title","offer_id":45196371787971,"sku":"421-4074","price":515.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/6052\/2435\/files\/hot-rods-4074-crankshaft-for-yamaha-yz450f-high-performance-rebuildable-stroker-crankshaft-6251366.jpg?v=1780374623","url":"https:\/\/kellymotorsport.com\/products\/hot-rods-4074-crankshaft-for-yamaha-yz450f-high-performance-rebuildable-stroker-crankshaft","provider":"Kelly Motorsports","version":"1.0","type":"link"}