Wiseco Complete Bottom End Crank Assembly & Gasket Kit (WPC137)
- Each kit contains everything you need to complete your rebuild the right way, the first time- crankshaft and connecting rod, all applicable bearings, and complete bottom end gasket kit made to meet or exceed OEM
- Wiseco connecting rods are double forged from a dedicated forging and feature shot peening, oil slots, and coated bronze thrust washers
- Bottom end gasket kits are made from premium materials, exceeding OEM standards, to provide exceptional seal between critical mating surfaces
- Main bearings are manufactured to the highest quality standards. Each is case hardened for maximum life and smooth operation at high RPM's
- Corrosion resistant surface treatment to prevent corrosion and pitting over long term use or storage. This will add to the life as well the strength of the assembly
- Top end of rod is bushed for oil retention and eliminates pin galling. The bottom end rod bores are case hardened to 58-62 RC to optimize bearing running surface
- The crank pin bearings are manufactured from the highest quality, hot rolled steel case hardened to 58-62 RC to extend the lifetime of the assembly
- Caged needle roller bearings to provide the highest possible RPM
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2004 | Yamaha | Raptor 350 YFM350 | |
| 2005-2013 | Yamaha | Raptor 350 YFM350R | |
| 1987-2004 | Yamaha | Warrior 350 YFM350X | |