Item fits:
Yamaha YZ125 2001
Item includes:
1. ø54mm Cylinder x 1
2. Cylinder Head x 1
3. Head Stud x 5
4. Power Valve L/R x 1
5. Complete Top & Bottom End Engine Gasket Set x 1
6. ø54mm Piston & RIK Rings Kit x 1
7. Crankshaft x 1
8. Crankshaft Main Bearing x 2
9. Crankshaft Oil Seal x 2
Replace OE P/N:
Cylinder: 4SS-11311-10-00, 4SS-11311-30-00, 5ET-11311-00-00, 5ET-11311-11-00, 5HD-11311-00-00, 5HD-11311-11-00
Cylinder Head: 5MV-11111-00-00, 5UN-11111-00-00
Head Stud: 90116-08394-00
Power Valve: 5HD-1131D-00-00, 5HD-1132D-00-00
Piston: 4XM-11631-20-D0, 4XM-11631-30-D0, 4XM-11631-20-C0, 4XM-11631-30-C0
Crankshaft: 5MV-11400-00-00, 5MV-11410-00-00, 5MV-11420-00-00
Crankshaft Main Bearing : 93306-37204-00
Crankshaft Oil Seal: 93102-20485-00, 93102-30008-00
Feature:
★ Nikasil Plating Cylinder for bettering heat dissipation and low friction
★ Cylinder is machined and plating in Taiwan
★ Cylinder Head is machined in Taiwan
★ Tighter tolerances for better Engine Performance
★ Better Heat Conductivity and low wear low friction
★ Much Durable
★ A390 aluminum alloy
★ Hard Anodize on crown and side for ignition and combustion resistance
★ MoS2 Skirt coating reduce friction and improve wear
★ RIK Piston Ring: most well-know manufacturer in the industry
★ Cast piston has super-high silicone content for additional strength
★ Taiwan Performance Products
★ World Class Needle Roller Bearing
★ Double Forged Japanese Alloy steel
★ Improved oil canal design for bettering lubrication
★ Shot Peening to improve fatigue durability
★ Direct Replacement Parts
★ Nachi Main Bearing Made In Japan
★ Best Taiwan Performance Oil Seal
