Stens 125-144 Gas Cap With Vent Replaces Toro 88-3980 Husqvarna 539 10 61-88 Simplicity 1715917SM Ariens 03859100 Toro 109-0346 Exmark 109-0346 John Deere RE216842 Inside Diameter 3-1/4-inch Not compatible with greater than 10% ethanol fuel Stens part number 125-144