Wiseco Big Bore Kit Honda XR400R
Features:
- Displacement – 440cc
- Bore size – 3.504″ or 89mm
- Compression ratio – 12.5:1
- Cylinder sleeving required
Kit Includes:
- Piston
- Rings
- Wrist Pin
- Circlips
- Top end gasket
- Cylinder sleeve
Note: Cylinder sleeving required for installation.







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