time to time its from Europe make mechanically . nearly may be 1800
and its just a Europe make many vehicles . little by little success.
have a long
then japan come to the vehicle industries business . and make cheap comfortable they start to stand may be 1890 and still world most benefit get from japans.
bmw and bens may be factory open to for world market level 1920/1935 .
have a long
anyway Germany is the hugest technology owner . most technology copying japan people and they do proper marketing.
abs senser
air flower sensor
intake manifold sensor everything make Germany first time 1980/1990 but japan people doing copy it after the making .
Russian doing they are Owen style not mush technology and its not pretty but life time can use the vehicle . kal pawathinawa.
efi to hybrid and oil categories .
the oil American Petroleum Institute api
petrol and diesel
sa ca
s mean spark for petrol vehicle
c for compress
world history start with categories sa and ca mean its quality old may be use it very old 1950 i don't know .
time to time people make
sa.sb,sc........sn + also with ca.......cf+4 ci+ like that
engine oil making from base oil .
some are use full synthetic now
the base oil have a 4 or 5 levels to make oil
1 to 3 is normal oil may be 4/5 is the synthetic oil its a sprite of oil best one.
our gon menessu don't know what is the right oil for his vehicle .
oil have a viscosity we had to change viscosity level with vehicle running age like that 10/30 for 0- 50000 150000 up like that have to change it 15-40 20-50 etc.
i will write time to time this is just for the nothing .