well.........i was on the way back from skeggy saterday nite and the car had no power at all, i then pulled off from a round about and the car started juddering, so i thought id drive it home slowly, then when i got to the top of my street there was a metal on metal scraping noise, and ive losst all power now, i tihnk it maybe the tappets seein as theyve been noisey and gradualy got worse, just wondering if anyone else has had that problem, i stripped the top end this morning and found out that 2 tappets are loose and can push them in and out by hand, but would that make the metal on metal noi