YOU CAN ALSO CHECK YOUR TIMING MARKS ON THE CAM(S) AND THE CRANKSHAFT PULLEY (BY MANUALLY TURNING THE CRANK PULLEY). IF THE MARKS DON'T LINE UP... TIMING.
ALSO, FIND A COMPRESSION GAUGE AND TEST ALL THE CYLINDERS.
THE COMP TEST WILL TELL YOU ALOT ABOUT THE CONDITION OF THE UPPERMOST PART OF THE ENGINE (E.G. THE VALVES, PISTONS).
HAVING A REMOTE STARTER SWITCH ($20) HELPS ALOT TOO!