Honda XR/CRF50 Standard Comp Piston Kit - Wiseco

Restore your engine with the legendary reliability of a Wiseco forged piston. This Standard Compression Piston Kit features a 39mm bore, matching the OEM piston size, making it the ideal choice for engine rebuilds where you want to retain the factory displacement and compression ratio.

Manufactured from high-strength forged aluminium, Wiseco pistons are stronger and more durable than cast OEM pistons, offering improved longevity and resistance to heat and load. Perfect for freshening up a tired top end while maintaining stock performance characteristics.

Features

• Standard compression piston kit
• 39mm bore (OEM size)
• Forged aluminium construction
• Stronger and more durable than cast pistons
• Maintains factory displacement and compression ratio
• Ideal for engine rebuilds and top-end refreshes
• Genuine Wiseco quality

Kit Includes

• 39mm forged piston
• Piston rings
• Wrist pin
• Circlips

Fitment

• Honda XR50R (2000-2003)
• Honda CRF50F (2004-Current)
• Honda Z50R (All Years)

Suitable for all model years listed above using the standard 39mm bore cylinder.