Turns over, but will not start on 1990 Isuzu Pickup

My truck used to stall after 30 minutes of driving. It drove very well, but now it will not start. It turns over but doesn't start.

Asked by for the 1990 Isuzu Pickup
Check for spark at the plugs and then check for fuel delivery.
I have changed the ignition coil and spark plugs, distributor cap, I can't tell if I'm getting any fuel
1 more answer
Check the ignition fuse.i just went through the same thing.hope it helps.