VintCo KTA03-1.0 Top End Piston Kit Oversize - 78mm 1.0mm

The VintCo KTA03-1.0 is a complete top end piston rebuild kit designed for vintage Maico 400 two-stroke motorcycles. This comprehensive kit features a 78.00mm bore diameter, which is 1.0mm oversize from the standard 77.0mm specification, making it ideal for engines that have been bored or require cylinder refreshing.

Premium German Engineering:

• Forged piston manufactured in Germany for superior strength and durability
• MoS2 (Molybdenum Disulfide) coating on piston skirt to ease break-in and reduce friction
• Modern materials and manufacturing techniques ensure OEM-quality or better fitment
• Precision-machined components for reliable performance

Complete Kit Includes:

• High-quality forged piston with rings
• Wrist pin and circlips
• Top end bearing
• Complete gasket set including head gasket, base gaskets (multiple thicknesses: 0.30mm, 0.50mm, 0.70mm), intake gasket, and exhaust gasket

VintCo specializes in manufacturing replacement parts for 1970-1981 two-stroke motorcycles with over 25 years of experience. This piston kit references OEM part number 2471 and is engineered to restore compression and performance to your vintage Maico 400. The inclusion of multiple base gasket thicknesses allows for precise squish clearance adjustment during installation.