Members who reacted to message #12

Has any of u realised new cars like kelisa does not hav fuel return hose?
of which only export model of kelisa has fuel return hose back to the fuel tank
this question came into my mind when my friend wanted to install adjustable fuel pressure regulator in his kelisa
while from another friend of mine who works in p2, kelisa model do hav fuel return hose

so izzit true adjustable fuel pressure regulator fully function on engine that has fuel return hose?
n izzit bcoz these manufacturer...