Wiseco Forged Piston kitRef : WI00057A / 1095663001

WISECO Forged Piston - Ref. W643M04750

Wiseco forged piston designed for motocross and 2-stroke / 4-stroke engines suitable for oversized bores. Made from high-quality aluminum, this piston features a diameter of Ø 47.50 mm (oversize +0.05 mm, letter 050) and standard compression, intended for replacement during a re-bore or engine rebuild.

• Brand: WISECO
• Manufacturer Reference: W643M04750
• Diameter: Ø 47.50 mm (oversize +0.05)
• Compression: Standard
• Material: Forged Aluminum
• Category: Piston (Cross universal)

This piston is aimed at demanding riders who are restoring a cylinder re-bored to +0.05 mm. Its finish and tolerances meet the requirements of off-road use where assembly precision (piston/ring clearance, clearances) is essential for satisfactory engine longevity. It is advisable to replace the rings and check the pin and bearing surfaces before installation.

Main compatibilities (examples):

• HONDA CR 80 R STD WHEELS 14/17 (HE04) 2002
• HONDA CR 80 R BIG WHEELS 16/19 (HE04) 2002
• HONDA CR 80 R BIG WHEELS 18/21 (HE04) 1986