Some pictures,to show what can be built from russian 1.2hp engine 
Small list what's done to the engine:
- reedvalve direct intake
- Tillotson 24mm carburator
- watercooled cylinder with some porting (3 extra ports made and enlarged existing ones)
- kawasaki kx65 radiator
- electronic battery ignition
- GOL special piston with hardchromed L-ring
- Piaggio conrod
- selfmade clutch
What's missing yet:
expansion chamber, clutch cover, ignition cover, chain


Small list what's done to the engine:
- reedvalve direct intake
- Tillotson 24mm carburator
- watercooled cylinder with some porting (3 extra ports made and enlarged existing ones)
- kawasaki kx65 radiator
- electronic battery ignition
- GOL special piston with hardchromed L-ring
- Piaggio conrod
- selfmade clutch
What's missing yet:
expansion chamber, clutch cover, ignition cover, chain