Piston Kit 87-90 LT500R 88.50, Wossner 8260D250 Suzuki ATV

Wossner forged piston kit designed for the Suzuki LT500R ATV (model years 1987–1990) with an oversize bore of 88.50 mm (+2.50 mm). Built for high-performance and durability, this piston uses a forged aluminium alloy for maximum strength and heat resistance. The elliptical design ensures consistent bearing surface contact, preventing localised stress points and piston failure under extreme thermal conditions. Precision-manufactured in Germany.

Features

• Forged piston for increased strength and thermal reliability

• Optimised for effective heat transfer from combustion to cylinder wall

• Elliptical profile distributes thrust loads evenly under thermal expansion

• Designed for use in 2-stroke engine configurations

• Manufactured in Germany

Specifications

• Bore: 88.50 mm

• Actual Bore Diameter: 88.41 mm

• Compression Height: 45.00 mm

• Display Volume: 498 cm³

• Stroke: 86.00 mm

• Clearance: 0.09 mm

• Compression Ratio: 2-stroke (Wossner and OEM)

Cross-Reference OEM Part Numbers

• Piston Kit Part No.: 8260D250

• Lock P/N: CW18

• Ring Set P/N: RSC8850 (x2)

• Alternate Part No.: 56-W561+2.50.WO

Vehicle Fitments

• Suzuki LT500R (1987–1990)