PISTON KIT 89-90 RM80 48.50, WOSSNER 8191D100 SUZUKI MX

Wossner Forged Piston Kit 48.50mm Bore – Suzuki RM80 1989–1990 (8191D100 +1.00)
This Wossner forged piston kit with a +1.00mm oversize bore (actual 48.45mm) is engineered for Suzuki RM80 models from 1989 to 1990. The forged aluminium construction provides excellent strength and thermal resistance, making it suitable for high-stress 2-stroke applications. The piston’s elliptical design ensures balanced thrust load distribution during expansion, minimising the risk of stress fractures and piston collapse. Manufactured in Germany for precision and reliability.

Features

• Forged piston offers high durability and strength under engine load

• Heat-efficient design for optimal combustion temperature management

• Elliptical profile improves bearing surface and load distribution

• Suited for 2-stroke engine applications

• Manufactured in Germany

Specifications

• Bore Size: 48.50mm (+1.00 oversize)

• Actual Bore: 48.45mm

• Compression Height: 27.00mm

• Clearance: 0.05mm

• Stroke: 46.80mm

• Displacement: 82 cm³

• Wossner Compression Ratio: 2-stroke

• OEM Compression Ratio: 2-stroke

Cross-Reference OEM Part Numbers

• Wossner Piston: 8191D100

• Ring Set: RSB4850

• Lock: CW14

• Pin: WP058

• Internal Reference: 56-W579+100.WO

Vehicle Fitments

• 1989 Suzuki RM80

• 1990 Suzuki RM80