Hi everyone. I'm new so be gentle. Lol. In 1990 my grandfather bought a new Task Force I/C 12 HP 38" cut riding mower and gave it to me about 7 years ago. It has a B&S Model 281707 Type 0411-01 Code 89082511 in it. After it sat for about 10 years, I installed a new battery and cleaned out he...