will hho work with petrol engine or only with diesel engine?
i install 16 plates hho kit in my honda city 1.3L petrol. The size of plate is 7 x 6 with this configuration (+NNNN-NNNN+NNNN-) and use KOH as catalyst. but it give me no extra mileage.
After this experiment i think it cant work with peteol engine.
Please guide me.