Puch e50. Athena ajh 70cc. raised my cylinder 2.5mm decked the cylinder to 1mm squish exhaust timing around 185*. Dmp race crank.
Hi compression head.
8 petal reed block
Homoet p6 PSR Pipe
Mikuni TM24 leaner needle 4dh7 main jet 165 idle 10
17x41 hit 58mph.
Need some taller gears or a fancy cdi to push the mph up