Complete 500cm
3 GM NX Speedway engine, ready to use.
Manufactured by GM in Italy, no extra wishes possible.
Available as OFFC or BABY OFFC with 90 or 92mm bore.
Choose between REVOLUTION crankshafts in 3 different diameters.
Included accessories:
- complete ignition system including ignition coil
- spark plug
- plug connector
- earth strap
- GM engine sprocket
