This VintCo top end piston kit is a complete rebuild kit for the 1981 Maico 400, supplied in a 78.0 mm, 1.0 mm oversize configuration. It includes the piston, rings, pin and clips, a wrist pin bearing, and a full top-end gasket set with head, base and exhaust gaskets. The components are manufactured using modern materials and production methods for OEM-level or better fit and performance, and the kit is priced 10% lower than purchasing the parts individually.

Features

• Complete top end rebuild kit
• Includes piston, rings, pin and clips
• Includes wrist pin bearing
• Includes full top-end gasket set
• Supplied with head gasket, three base gaskets and exhaust gasket
• Intended to simplify top-end rebuild work
• Designed for OEM-level or better fit and performance
• Additional size options available
• Kit price reflects a 10% saving compared with purchasing the components individually

Specifications

• VintCo Part Number: KTA04-1.0
• Product Type: Top End Piston Kit
• Nominal piston size: 78.0 mm
• Oversize: +1.0 mm
• Piston diameter: 77.92 mm
• Piston-to-cylinder clearance: 0.08 mm
• Piston construction: Forged
• Piston coating: MoS2
• Country of manufacture: Germany
• Base gasket thickness: 0.3 mm
• Base gasket thickness: 0.5 mm
• Base gasket thickness: 0.7 mm

Cross-Reference OEM Part Numbers

• Piston: 2471
• Head gasket: 720
• Base gasket: 6793
• Base gasket: 6794
• Base gasket: 6795
• Exhaust gasket: 298
• Wrist pin bearing: 424

Vehicle Fitments

• 1981 Maico 400