PISTON KIT 77-81 KTM MC GS 175 65.0mm 1.5mm OVER VINTCO PST03-1.5

This VintCo piston kit is a 1.5 mm oversize replacement for 1977-1981 KTM 175MC and 175GS models. Designed for vintage 2-stroke applications, it includes the piston, rings, pin and clips for installation. It is manufactured using modern materials and production methods for OEM-style fitment and performance, with a wrist pin bearing available separately.

Features

• Complete piston kit with piston, rings, pin and clips
• Suitable for vintage KTM 175MC and 175GS 2-stroke models
• Wrist pin bearing sold separately
• Additional size options available
• MoS2 coating supports running-in

Specifications

• VintCo Part Number: PST03-1.5
• Piston size: 65.0 mm
• Oversize: +1.5 mm
• Piston measurement: 64.94 mm
• Clearance: 0.06 mm
• Forged piston
• Made in 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