Wiseco Forged Piston Kit 65.50 mm for Yamaha RD400 1976–1979 393M06550

Wiseco 393M06550 is a piston kit for a 65.50 mm bore.

Wiseco catalogue applications

Specifications

• Manufacturer part number: 393M06550
• Product Series: 2 Stroke Forged Series
• Bore Diameter: 65.50 MM
• Piston Diameter: 65.42 MM
• Piston Oversize: 1.50 MM
• Piston Material: 4032
• Skirt Coating: No

Included components

Ring Set #2579CD, Piston pin #S486, Circlip #CW16.

Cylinder preparation

Wiseco specifies: Bore & Hone.

Select by the required finished cylinder bore. Bore diameter and piston diameter are different measurements.

Application notes

• Yamaha RD400 1976–1979: Reed induction.
• Yamaha RD400 1976–1979: This kit excludes gaskets.

Manufacturer photograph for this reference. Packaging presentation may change.