Wrench Rabbit Engine Rebuild Kit Yamaha YZ125 2002-2004 WR101-094

A two-stroke engine rebuild demands precision components that work together seamlessly—and this Wrench Rabbit kit eliminates the guesswork by bundling everything you need in one box. Whether you're restoring a tired YZ125 or preparing for the next race season, having OEM-quality pistons, cranks, bearings, and seals from trusted manufacturers like Vertex and Hot Rods means you can focus on the rebuild itself rather than sourcing individual parts. This is the all-in-one solution that saves time, reduces compatibility issues, and gets your engine back on the track with confidence.

• Vertex piston kit included
• Standard compression ratio
• Hot Rods crankshaft assembly
• Stock stroke design
• Main bearing/seal kit
• Transmission bearing kit
• Counter balancer bearing kit
• Complete gasket set
• Top and bottom end gaskets
• All seals and O-rings
• Wrist pin and clips
• Output shaft collar included
• Sprocket lock washer included
• Fits Yamaha YZ125 2002-2004
• MPN: WR101-094