Search results

Already did a compression check on all cyclinders and they look good. Plugs didn't show any abnormal wear either. Pulled the cams and measured the tappets. 4 of them are off. 3 on the exhuast and 1 on the instake side. Looking at the timing chain, I can see where it has been rubbing. Going...

Guys- Need some help/ideas on this knocking/tapping noise coming from my son's corolla. He has the 1zz Fe motor. The car has ~130K miles. Sounds like a valve to me. I have checked the valve clearance and both the intake and exhaust are in spec. Short of pulling the cams and digging deeper...