Engine of our staff member Alex (Again no welding though he's the welder):

- cylinder Polini 177, increased outlet

- GS piston 63,5mm

- crankshaft Scooter & Service 60mm

- reed valve system Scooter & Service, V-Force reed

- carburettor Mikuni TM 35

- flywheel PK, trimmed

- clutch Scooter & Service CNC

- gearbox PX 200

- exhaust Scooter & Service prototype

- 31,2 hp at 8030 rpm (remember: all hp statements are hp at the rear wheel!)

- 28,1 Nm at 7409 rpm

A bit more of a hassle but in the end the small PX engines can challenge the big boys...