have the timing belt checked out... they usualy last between 80K and 140K some have gone longer though. Pull off the timing belt cover to the left (passenger side) of the engine and inspect the belt.
98 Corolla LE 1.8L DOHC 1ZZFE
TEIN H.Tech Springs
Tokico HP series Struts
Short ram air intake
Tsudo Axel Back Exhaust
... if a jelly fish stung me.. would you pee on the wound?