Weller Racing Yamaha YXZ1000R Boost Ready Engine Kit with Shim in Bucket Valve Spring Kit - WR Edition
Features:
- Forged compression piston kit with pistons, rings, clips, pins
- WR Edition head stud kit
- Brian Crower connecting rods
- Kibble White Shim in Bucket Style valve spring kit
- Complete engine gasket kit
- Crankshaft seal
- Lower Case Bolts
