Bore Up Kit (125cc > 150cc)

Kit to increase the engine capacity from 125 cc to 150 cc. Pulling power will increased but top speed will remain the same as the overall gearing is unchanged.

The kit comprises of:
1 x Cylinder barrel
1 x Cylinder head
1 x Piston & rings assembly
1 x Top enf gasket set
1 x 150cc Variator roller set

NB:
Make sure you have the necessary driving licence and insurance to ride a motorcycle over 125cc.

Warranty:
If the kit is fitted by the dealer who supplied the scooter then the AJS warranty is not afffected.
If the kit is fitted by anybody else, the remaining warranty will exclude the engine, transmission, carburetter or exhaust system.

The kit should be fitted by an experienced mechanic; it is not supplied with instructions for a novice to fit.

See the Haynes Chinese Scooter Workshop Manual for general mechanical advice and torque settings.

Some head components will need to be transferred from the original engine.

Fits:
Modena 125
A9 Flight 125