Most Common Reasons

1. CPS
2. Starter or Starter Solenoid
3. Fuel Pump
4. Distributor (up to 99 only)
5. PCM / ECU

Runs Erratic under Load / Accelaration

1. If backfires through intake, check for Clogged Fuel Pump
2. If it pings and runs hot
   1. Check Timing (Advanced or Retarded Timing)
   2. Make sure the Distributor case bolt is tight.   You shouldnt be able to turn the whole distributor by hand
   3. Take cap off, check for Broken Distributor or worn distributor shaft bearing.   You shouldnt be able to spin the distributor rotor or shaft freely.
3. O2 Sensor