Wiseco Bottom End Kit - WPC163 - 2005-2020 Yamaha YZ125
Yamaha YZ125 05-20 Wiseco Bottom End Kit - WPC163
Moto-House MX Ships this kit for Free!!
Having nearly eight decades of experience behind it, Wiseco is renowned globally as the premier producer of top-notch replacement pistons and crankshafts for any motor sport. With their deep knowledge and know-how, Wiseco has the products you need to get your 4- or 2-stroke motor running at optimal performance.
Complete bottom end gasket sets, containing all seals necessary for assembly, are provided with all Wiseco crankshafts, along with high-grade main bearings.
Yamaha YZ125 2005-2020 Wiseco Bottom End Kit :
- Crankshaft kits include crankshaft, top end bearing, premium main bearings, and a complete bottom end gasket set that includes all seals and gaskets needed to do the job
- Crankshafts are factory assembled and precision trued to OEM specifications
- Double-forged Wiseco connecting rods maintain superior dimensional consistency through improved grain flow
- Shot-peening eliminates residual stresses and smoothly blends the rod forging surfaces
- Corrosion-resistant surface treatment
- Top and bottom end rod bores case hardened to 58-62 RC to optimize bearing running surface
- Crank pin bearing radial running clearance is optimized to ensure maximum performance
- Precision honing ensures ultra round bearing surface
- Precision-engineered oiling slots maximize rod strength and bearing life
- Double-drilled small ends provide the piston pin with extra lubrication and cooling, reducing distortion of top end due to thermal transfer from the piston
- Silver-coated bronze phosphor thrust washers, with dimpled design to increase oil retention and reduce friction between rod and washer interface
- Crank pin bearings are manufactured from the highest quality hot rolled steel; case-hardened to 58-62 RC
- Caged needle roller bearings provide the highest possible rpm
- Precision-machined crank webs
- Wiseco complete gasket kits are made from premium materials for maximum sealing and reliability; all bearings are OEM-Quality for reliability and performance
Fitment: Yamaha YZ125 2005-2020 Wiseco Bottom End Kit / Part Number WPC163
Click to see all the other performance parts for your Yamaha YZ125
Choice of Champions - The best Motocross shop in Central Florida. Located in Clermont/Groveland Fl.