PISTON KIT 85-86 LT250 70.00, WOSSNER 8257DA SUZUKI ATV, MUST USE STOCK THRUST WASHERS

Wossner 8257DA Piston Kit – 70mm Bore (STD):

Wossner 8257DA is a 70mm standard bore forged piston kit designed specifically for Suzuki LT250R models. Engineered in Germany, it features an elliptical design for uniform heat expansion and improved load distribution, minimising the risk of piston collapse. This high-performance piston ensures efficient combustion chamber heat transfer, making it ideal for demanding ATV applications.

Features

• Forged piston construction for increased strength and durability

• Elliptical design reduces localized pressure under heat expansion

• Superior heat transfer from combustion chamber to cylinder wall

• Uniform load distribution prevents piston collapse

• Manufactured in Germany

Specifications

• Bore Size: 70.00 mm

• Bore Actual: 69.94 mm

• Stroke: 64.80 mm

• Displacement: 249 cm³

• Clearance: 0.06 mm

• Compression Height: 33.00 mm

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

Cross-Reference OEM Part Numbers

• Wossner Piston: 8257DA

• Ring Set: RSB7000 × 2

• Lock: CW18

• Pin: WP033

• Rod: P2045

• Internal Reference: 56-W576+0.00.WO

Vehicle Fitments

• 1985 Suzuki LT250RF

• 1985 Suzuki LT250RG

• 1986 Suzuki LT250RF

• 1986 Suzuki LT250RG