This VintCo piston kit is a standard-bore replacement for 1977-1981 KTM 175MC and 175GS models, intended for vintage 2-stroke engine rebuilds and maintenance. It includes the piston, rings, pin and clips, and is manufactured using modern materials and production techniques to provide OEM-equivalent or better fitment and performance. The piston is forged, made in Germany and MoS2-coated for running-in, with a wrist pin bearing available separately.

Features

• Standard-bore piston kit for vintage KTM 175MC and 175GS models
• Suitable for vintage 2-stroke engine rebuilds
• Includes piston, rings, pin and clips
• Designed for OEM-equivalent or better fitment and performance
• Wrist pin bearing sold separately
• Additional size options available

Specifications

• VintCo Part Number: PST03-00
• Bore size: 63.5 mm
• Size: Standard
• Piston measurement: 63.44 mm
• Clearance: 0.06 mm
• Piston construction: Forged
• Coating: MoS2
• Country of manufacture: Germany

Vehicle Fitments

• 1977 KTM 175GS
• 1977 KTM 175MC
• 1978 KTM 175GS
• 1978 KTM 175MC
• 1979 KTM 175GS
• 1979 KTM 175MC
• 1980 KTM 175GS
• 1980 KTM 175MC
• 1981 KTM 175GS
• 1981 KTM 175MC