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ZONGSHEN Z155 H/O "NEW" 4-SP (60 BORE / 13MM PIN)

SPECIAL YUMINASHI PARTS FOR THE NEWER TYPE ZONGSHEN H/O Z155 1P60YMJ ENGINES (2021- ONWARDS)

- THE Z155 ENGINES ARE USING A KAWASAKI TYPE MANIFOLD (YX150/160 ENGINE ARE USING A HONDA TYPE MANIFOLD)
- Z155 ENGINES ARE ACCEPTING YX150/160 CYLINDER BLOCKS AND PISTONS WITH 13MM PISTON PIN

DETAILS FOR THE NEWER TYPE ENGINES COMPARED TO THE OLD Z155 ENGINE TYPES:

  • NEEDLE ROLLER BEARING TYPE CRANKCASE
  • 6-DISK CLUTCH
  • 3.72 PRIMARY GEAR RATIO
  • CLOSER RATIO TRANSMISSION
  • 34T CAM SPROCKET / 17T CRANKSHAFT SPROCKET
  • 92L (3X4 TYPE) CAM CHAIN
  • SOLID TYPE OUTPUT SHAFT
  • SLINGLESS CRANK WITH OIL FILTER COVER