Hot Rods Part Number 4049 Crankshaft for Yamaha YZ250F – High-Performance Replacement with Increased Displacement

The Hot Rods Part Number 4049 crankshaft is a premium replacement component designed specifically for Yamaha YZ250F models from 2003 to 2012. Crafted to deliver superior durability and performance, this crankshaft is an excellent alternative to costly OEM parts. It comes fully assembled and ready for installation, featuring the original proven Hot Rods connecting rods, top end bearings, and crankshaft webs. Factory assembled and trued to OEM specifications, the Hot Rods crankshaft ensures your motorcycle maintains its factory performance standards while offering enhanced longevity. Its design allows for full rebuildability with genuine Hot Rods connecting rods and bearings, making maintenance straightforward and cost-effective. The quality of gears is maintained at DIN Class 9 or higher, ensuring smooth operation and reliability. This crankshaft is suitable for riders seeking increased power output without extensive modifications. It is a drop-in replacement that requires no additional modifications in most applications, simplifying installation. CNC machined and dynamically balanced to accommodate the increased stroke, the crankshaft provides increased displacement and horsepower, boosting your bike’s overall performance. It uses most stock pistons, making it compatible with existing engine components. Additionally, this crankshaft can be paired with Cylinder Works Big Bore cylinders to achieve significant displacement and horsepower gains, ideal for riders looking to customize their bike for competitive racing or high-performance riding. The design and manufacturing process ensure that this crankshaft meets or exceeds OEM standards, offering a reliable upgrade for Yamaha YZ250F enthusiasts seeking enhanced engine performance and durability.

Features:

• Crankshafts designed for reliable engine operation

• Premier alternative to costly OEM crankshafts

• Sold complete and ready for installation with proven Hot Rods components

• Factory assembled and trued to OEM specifications for optimal performance

• Fully rebuildable with genuine Hot Rods connecting rods and bearings

• Gears manufactured at DIN Class 9 or higher for durability

• Stroker crankshafts for increased stroke, displacement, and horsepower

• Drop-in replacement requiring no modifications in most cases

• CNC machined and dynamically balanced for increased stroke compatibility

• Compatible with stock pistons in most applications

• Ideal for pairing with Cylinder Works Big Bore cylinders for significant power gains

Fits,
Yamaha YZ250F 2003
Yamaha YZ250F 2004
Yamaha YZ250F 2005
Yamaha YZ250F 2006
Yamaha YZ250F 2007
Yamaha YZ250F 2008
Yamaha YZ250F 2009
Yamaha YZ250F 2010
Yamaha YZ250F 2011
Yamaha YZ250F 2012
Yamaha YZ250F 2013