PISTON KIT 77-81 KTM MC GS 175 64.5mm 1.0mm OVER VINTCO PST03-1.0

VintCo piston kit PST03-1.0 is a forged replacement piston assembly for 1977-1981 KTM 175GS and 175MC models. Intended for vintage 2-stroke applications, this 1.0 mm oversize kit includes the piston, rings, pin and clips, and is manufactured in Germany using modern production methods for OEM-equivalent fit and performance. The piston is MoS2 coated for running-in, while the wrist pin bearing is available separately.

Features

• Complete piston kit including piston, rings, pin and clips
• Suitable for vintage KTM 175GS and 175MC 2-stroke models
• Forged piston
• MoS2-coated for running-in
• Wrist pin bearing available separately
• OEM part number references provided for exact fit verification

Specifications

• VintCo Part Number: PST03-1.0
• Piston size: 64.5 mm
• Oversize: +1.0 mm
• Piston measurement: 64.44 mm
• Clearance: 0.06 mm
• 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