Athena P400485100076 Standard Bore Cylinder Kit (47.5mm, 85cc) - Premium 2-Stroke Top End Rebuild Kit with Modular Head & Gaskets, Compatible with Yamaha YZ85 2019-2024 Wheel Bearing Grease without sacrificing performance

without sacrificing performance

Clean cuts with an optimized tooth design

Most customers complete installation in 2-4 hours using standard hand tools

and a rugged frame

Athena P400485100076 Standard Bore Cylinder Kit (47.5mm, 85cc) - Premium 2-Stroke Top End Rebuild Kit with Modular Head & Gaskets, Compatible with Yamaha YZ85 2019-2024 Wheel Bearing Grease without sacrificing performanceRESTORE YOUR DIRT BIKE TO PEAK OEM PERFORMANCE Bring back the crisp throttle response, razor sharp power delivery, and high revving factory reliability of your 85cc youth two stroke engine with the Athena Standard Bore Cylinder Kit (Part No. P400485100076), a premium OEM style replacement package engineered and manufactured in Italy. Entirely cast from high grade aluminum and treated with a specialized Motor Nicksil (Nickel Silicon) coating, this