57mm Cylinder Piston Rings Top End Kit For Yamaha TTR125 TTR 125 L E 2000-2005This is a brand new Cylinder Gasket Rings Kit for your Yamaha TTR 125 2002-2005. The Kit includes brand new Cylinder, Piston, Piston Pin, Circlips, Complete Set Of Rings, Head Gasket and Base Gasket as pictured shown. This is a DIRECT bolt on Kit that will require no modifications. As with all products we sell, we guarantee a great fit and this kit includes the best warranty. Quality & Performance is Guaranteed! Improve engine displacement and performance??Increase 10% horsepower and torque???FeaturesIncrease the engine displacement of your motorcycle from 124cc to 138cc Effectively increasing the engine displacement by 11.4% and 10% horsepower Condition: 100% Brand New Metal Color: Silver (As Picture Shown) Bore size: 57mm Main material: High Quality ADC12 Aluminum Alloy Compatible with all of your Existing OEM Components and Parts Professional Installation is Highly Recommended No Instruction IncludedFitmentYAMAHA TTR125 2000-2005Package Includes1X PISTON 1X CYLINDER BLOCK 1X PISTON RING KIT 1X PISTON PIN 2X CIRCLIPS 1X CYLINDER HEAD GASKET 1X CYLINDER BLOCK GASKET 1X SPARK PLUG Other hardware as pictures show