8k miles from new (1983) i rekon about 70 mph if you lay down 
Not finished with it yet though, making a bigger cylinder and sorting a stroked crank to get it up to about 160cc
"You,re only supposed to blow the bloody SLIDING doors off"
Not finished with it yet though, making a bigger cylinder and sorting a stroked crank to get it up to about 160cc
"You,re only supposed to blow the bloody SLIDING doors off"