Clutch cover Puch Maxi S / N E50 pedal-start volume enlargement ring PSR

Puch engine case volume enlargement ring pedal-start PSR 

• Ring to increase crankcase volume on a Puch Maxi / E50 pedal-start engine
• The ring is fitted between the crankcase cover and the crankcase
• Thickness: 20 mm
• Material: aluminium
• Laser cut 
• Note: only works in combination with a pull starter

More crankcase volume means more oil in the crankcase. As a result, the engine cools better.