a year later complete modification of the motor:
build crankshaft, modern piston, lighter valves..
hotter camshaft (adjustable)
first try:
homemade air filter:
and then a lot of trouble at first.... it took me nearly the whole year to find some problems, but now it runs realy great!!
build crankshaft, modern piston, lighter valves..

hotter camshaft (adjustable)

first try:


homemade air filter:


and then a lot of trouble at first.... it took me nearly the whole year to find some problems, but now it runs realy great!!