48mm bore size 70cc racing kit
(some of workshop call it 80cc)
for Honda Dio ZX Horizontal type engine with AF34 & AF35 engine Code only.
NOT for AF18E or other Vertical type engine.
Each kit include :
48mm bore cylinder block
Hi Compression Head
Bearing , Gaskets , exhaust bolt studs
Easy install Just Bolt on ,no need modify case.
also will work with your original crank shaft.
This Kit will produce 9.5hp (9800rpm)