2007 Hyundai Getz 1.4 "hyundia reving" Questions

...HYundia accent w/ 1.5 I need to know if this is a zero clearence motor i lost a timeing belt and need to know if i should try to fix other than striping it {THE HEAD} i would put new belt on u will ...

Hyundia sonata glx auto 1997cc. 1996 model year. approx 53000 miles Engin starts and reves up to about 2000 + rpm then after a short time may be a miniut drops back to 900 to 1000 but surges to 1500 ...