Allows use of standard size one-wire alternator above to mount under hood of Farmall H thru 350 without cutting up the hood. Fits Farmall H serial #125250/up, Super H, I4, O4, W4 all with serial #5864/up, 300 & 350. To fit earlier serial numbered tractors, top radiator bracket must be modified for alternator clearance. The belt that comes with kit will not work on 300 & 350.