WOSSNER 72.5mm FORGED PISTON KIT KTM EXC 250 77-82

Wossner forged piston kit designed for KTM EXC 250 models with a 72.50mm 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: 72.50mm
• Actual Bore: 72.43mm
• Displacement: 249 cm³
• Stroke: 60.40mm
• Clearance: 0.07mm
• Compression Ratio: 2-Stroke
• Compression Height: 38.00mm
• Lock Part Number: CW18
• Pin Part Number: WP033
• Ring Set Part Number: RSB7250

Cross-Reference OEM Part Numbers

• Wossner Piston Part Number: 8034D150

Vehicle Fitments

• KTM EXC 250 (1977-1982)

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.