Stage6 HPC MKII 10mm Crankshaft Minarelli Vertical

Stage6 HPC Crankshaft Booster and Stunt

This MKII HPC (High Primary Compression) crankshaft is a versatile model, designed to be compatible with tuned engines, whether they are Racing or even Hyper-Racing type, such as MXS Racing engines. It is specifically intended for vertical Minarelli engines, found on MBK Booster, Stunt, as well as Yamaha BW's and Slider models.

Stage6 HPC MK2 crankshaft design
Of high quality, the crankshaft is made entirely of metal and therefore features metal inserts that promote excellent balancing stability at the highest RPMs. Its forged connecting rod provides it with top-tier quality and precision.

In concrete terms, this is a part derived from competition, which will delight the vast majority of 50cc to 70cc engine users across all ranges.

Note: When replacing the crankshaft, it is essential to also replace the crankshaft bearings to ensure a complete overhaul of the bottom end.

Technical details of the Stage6 Booster crankshaft:

• Connecting rod length: original,
  
• Stroke: original (39mm),
  
• Crankshaft pin: original (10mm),
  
• Needle bearing: 10x14x13mm,
  
• Maximum RPM: 16,000 rpm,
  
• New balancing,
  
• Racing / Hyper Racing range
  
• For vertical Minarelli engine.