1992 MITSUBISHI MIGHTY MAX Engine And Engine Coolingengine Problems

THIS PART HAS BROKEN PROBABLY MORE THAN SIX TIMES. THE FIRST COUPLE OF TIMES, THE TRUCK WAS TOWED TO A MECHANIC RATHER THAN THE DEALER, THINKING THAT THIS WAS JUST A SMALL PROBLEM. AFTER TWO VISITS TO THE SAME MECHANIC, THE TRUCK WAS THEN TOWED TO THE DEALER. THE FIRST TIME AT THE DEALER (DOBBS BROS. MITSUBISHI-MEMPHIS), I WAS TOLD THAT THE BALANCE SHAFT WAS OUT OF BALANCE. $715.78 LATER (THIS PART IS NOW UNDER A ONE YEAR/12,000 MILE WARRANTY), THE SHAFT FORK BREAKS AGAIN. THIS TIME, I WAS TOLD THAT IT WAS A PART FAILURE. 4000 MILES LATER, IT BREAKS AGAIN. THE TRUCK WAS AT THE SERVICE SHOP FOR MORE THAN A WEEK WHILE THEY WERE 'CHECKING OUT WHAT COULD MAKE THIS PIECE KEEP BREAKING'. AFTER A THOROUGH CHECK (INCL. THE MANUAL TRANSMISSION) AND STILL WARRANTEED, IT IS FIXED. ABOUT 4000 MILES LATER, IT BREAKS AGAIN. THIS TIME, I'M...