Cylinder 50cc 40mm Sachs / Hercules aluminium

Aluminum cylinder

• Complete with pistons, pistonpin, pistonpin clips, pistonring and gaskets
• Piston pin 14mm. Bore: 40mm
• Intake inner diameter approx. 26mm
• Outlet inner diameter about 30mm
• Hole distance inlet manifold: 50mm
  
• Stroke 44mm
• For 32mm exhaust manifold

Fits Sachs 50 S engines installed among others at:

• Hercules GT / GX / K 50,
• KTM Comet
• DKW RT 139
• Sachs
• MK Prima GT etc. and many others

We always advise to check and clean the cylinder before installation and to finish the ports in the cylinder with a 1000 grit sandpaper. This way the edges are no longer too sharp because of the Nicasil coating, this will considerably extend the life of the cylinder / piston.