Changed ignition key and switch because of a short. Got new switch and key to turn everything on but on engine start. Starter has 12.8 volts but i can't it to turn the engine over. I can jump the starter and get the engine to crank but no start.

No crank /No start
After replacing faulty ignition key and lock stuck in the on position. After replacing it was fine for about a month and periodically wouldn't start back up when coming out of the store now I get nothing no crank no start but dash all lights up like normal