Cylinder Polini S6000 80cc Minarelli P6R stroke 42mm

Cylinder Polini S6000 C.42 for Minarelli P6R 80CC engines

The Polini cylinder kit consists of a piston and cylinder and is optimal for those who need to replace the original unit due to damage or for those who simply require more performance from their engine.

The Polini group with excellent compression is very reliable and durable compared to the original. Each kit is designed with the appropriate and specific relationship so that all parts work together in the best way.

Precision, technique, and care in the manufacturing make the thermal groups Polini the best on the market. Available with steel (cast iron) or aluminium cylinder, depending on the model.

 Technical features:

• Pin between axes 48x48
• Head diameter 54 mm.
• Aluminium cylinder
• RPM: 9800

Features:

• Cylinders cast in light alloy to offer maximum performance even at the highest temperatures.
• Dissipate heat better.
• Do not show mechanical or structural weakness.
• Diameter according to the specifications below for each model.
• Tubing with nickel-silicon alloy.
• Has exceptional resistance to wear and abrasion.
• Improves piston sliding.
• Good performance distribution diagram.
• Pistons are gravity cast in light alloy with high silicon content.
• Combustion chamber of the head with specific cylinder head designed to eliminate possible detonation problems.

Specific for MINARELLI: P4, P6 Corsa 42 2T air cooled

Assembly instructions