Tuning Kit Stage6 cylinder + crankshaft Sport MKII 50cc Derbi Euro 3 / Euro 4

Tuning Kit Stage6 cylinder + crankshaft Sport MKII 50cc Derbi Euro 3 / 4 - the ideal combination of performance and reliability.

Engine packs have the enormous advantage that you do not have to worry about the compatibility of the individual parts. The components assembled for this kit perfectly complement each other and guarantee maximum performance.

The engine kit contains:

• Stage6 Sport aluminium cylinder 50cc with 40,3 mm bore, 5 transfer ports, exhaust with boost ports
• 2-ring piston
• cylinder head aluminium one-piece HC (high compression)
• gaskets (head and base gaskets)
• Stage6 HPC crankshaft
• crankshaft bearings and oil seals

The Stage6 Sport MKII 50cc cylinder is a sport cylinder made of aluminium with Nikasil coating. It was developed for daily use and is accordingly very reliable.

The Stage6 HPC crankshaft is very well manufactured; the full-circle crankshaft withstands revolutions of up to 16,000 rpm.

Homologated.