PISTON KIT 97-15 MC EC 66.40 GASGAS WOSSNER 8052DA

Wossner forged piston kit designed for Gas Gas EC 250, SM 250, MC 250, and MX 250 models with a 66.40mm bore. Engineered for optimal heat transfer and uniform bearing surface distribution, preventing piston collapse. Manufactured in Germany for durability and precision.

Features

• Forged construction for superior strength and durability
• Optimized heat transfer for improved engine performance
• Elliptical design ensures even pressure distribution, reducing localized stress
• Manufactured in Germany for high-quality performance

Specifications

• Bore Size: 66.40mm
• Actual Bore: 66.33mm
• Displacement: 249 cm³
• Stroke: 72.00mm
• Clearance: 0.07mm
• Compression Ratio: 2-Stroke
• Compression Height: 38.00mm
• Lock Part Number: CW18
• Pin Part Number: WP033
• Ring Set Part Number: RSB6640

Cross-Reference OEM Part Numbers

• Wossner Piston Part Number: 8052DA
• Equivalent Part Numbers: 09104758, 849M06640

Vehicle Fitments

• Gas Gas EC 250 (1997-2014)
• Gas Gas SM 250 (1997-2008)
• Gas Gas MC 250 (1997-2008)
• Gas Gas MX 250 (1997-2011)

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.