Item fits:
Yamaha YZ125 98~00
Item includes:
Crankshaft x 1
ø54mm Cylinder x 1
Cylinder Head x 1
Power Valve x 2
STD Piston w/ RIK Ring Kit x 1
Complete Top & Bottom End Engine Gasket Kit x 1
Crankshaft Main Bearing & Oil Seal Kit x 1
Replace OE P/N:
Crankshaft: 5DH-11400-00-00
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
Piston Kit: 4XM-11631-20-D0, 4XM-11631-30-D0, 4XM-11631-20-C0, 4XM-11631-30-C0
Main Bearing & Oil Seal Kit: 93306-37204-00, 93102-22363-00, 93103-32183-00
Feature:
★ 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
★ 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
★ Nachi Main Bearing Made In Japan
★ Best Taiwan Performance Oil Seal
★ Nikasil Plating Cylinder for bettering heat dissipation and low friction
★ Cylinder is machined and plating in Taiwan
★ Tighter tolerances for better Engine Performance
★ Better Heat Conductivity and low wear low friction
★ Much Durable
