PISTON KIT KTM 175GS 65.00, WOSSNER 8292D150 KTM GS 77-82

This Wossner forged piston kit has a 65.00mm bore (actual 64.94mm) and serves as a +1.50mm oversize replacement for KTM 175 GS and MC models from 1977 to 1982. Engineered specifically for two-stroke engines, it features a high-strength design that promotes effective heat transfer and structural durability. The elliptical profile ensures uniform pressure distribution, minimising the risk of piston collapse during operation.

Features

• Forged construction ensures superior durability and thermal conductivity

• Elliptical shape for even thrust load distribution under expansion

• Designed for high-performance two-stroke applications

Specifications

• Bore Size: 65.00mm (actual 64.94mm)

• Stroke: 54.00 mm

• Clearance: 0.06 mm

• Compression Ratio (Wossner): 2-stroke

• Compression Ratio (OEM): 12-stroke

• Compression Height: 37.00 mm

• Lock Part Number: CW15

• Pin Part Number: WP011

• Ring Set Part Number: RSB6500

Cross-Reference OEM Part Numbers

• 56-W967.150.WO

Vehicle Fitments

• KTM 175 GS (1977–1982)

• KTM 175 MC (1977–1982)