YZ250 Engine Rebuild Kit Crankshaft Cylinder Jug Head Piston Gasket 03~26 BO A
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Item fits Yamaha models: YZ250 03~23 Item includes: Crankshaft x 1 Replace OE P/N: 5UP-11400-10-00 66.4mm Cylinder x 1 Replace OE P/N: 5UP-11311-21-00 Cylinder Head x 1 Replace OE P/N: 5UP-11111-00-00 STD Piston with Ring Kit x 1 Replace OE P/N: 1P8-11631-00-A0 Crankshaft Bushing Bearing & Oil Seal Kit x 1 Replace OE P/N: 93102-28004-00, 93102-20485-00, 93306-37808-00 Complete Top & Bottom End Engine Gasket set x 1 Replace OE P/N: 5UP-11351-00-00, 93210-74316-00 , 93211-02703-00 Features: ★ Nikasil Plating Cylinder for bettering heat dissipation and low friction ★ Cylinder and Cylinder head is machined and plating in Taiwan ★ Tighter tolerances for better Engine Performance ★ Better Heat Conductivity and low wear low friction ★ Much Durable ★ 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 ★ Made In Taiwan ★ 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 ★ Dyno Proven: In-house Dyno test assures all design and manufacturing fulfill the market demand ★ Improve middle range to High RPM speed |
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