EZGO Starter Generator Belt 2-Cycle (1980-93) Gas Golf Cart | Marathon 2Pg/3Pg Replacing your worn out belt should increase your carts reaction time for acceleration. It is also very vital for charging your golf carts battery. OEM replacement quality for a fraction of the cost. Measures approximately: 1/2" wide x 35-3/4" Outside Diameter Fits the Following Cart(s): 1980-93 EZGO Marathon 2-cycle engines.