Athena P400485100008 Standard Bore Cylinder Kit (54mm, 125cc) - Premium 2-Stroke Top End Rebuild Kit with Forged Piston & Gaskets, Compatible with Yamaha YZ125 2001-2004 all 450 IPM and 1

450 IPM and 1

Manufactured with premium materials and engineered to OEM‑level specifications

This high-viscosity

making it ideal for both professional and DIY applications

rim cleaning

Athena P400485100008 Standard Bore Cylinder Kit (54mm, 125cc) - Premium 2-Stroke Top End Rebuild Kit with Forged Piston & Gaskets, Compatible with Yamaha YZ125 2001-2004 all 450 IPM and 1RESTORE YOUR DIRT BIKE TO PEAK OEM PERFORMANCE Bring back the crisp throttle response, razor sharp power delivery, and high revving factory reliability of your 125cc two stroke engine with the Athena Standard Bore Cylinder Kit (Part No. P400485100008), 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 cylinder