To the best of my knowledge! !! 1g ni engine model, vvti, ni moja ya valve techonology, 1 g iko tokea miaka ya tisini , mtiririko wake kama sikosei uko hivi...
1g twelve valve, early 90's
1g 24 valve , mid to late 90's
1g vvt-i early model
1g vvtl-i (beam 2000)
Nadhani swali lako lilikuwa kutaka kujua valve techonology ipi katika 1g engine ni nzuri... mi nadhani beam 2000 ( vvtl-i)ni nzuri kuliko zote.