Oregon 33-334 Solenoid Lawn Mower Solenoids 1/4 - 20 studs. 50% duty. External Ground. 80 Amp capacity Includes new spade converter Note: The OEM AYP 146154 is a kit to replace both 3 post (33-331) and 4 post (33-334) solenoids using jumper wires Replaces Ariens 35510, Grasshopper 184251, Gravely 45071, Lawn-Boy 740207, Simplicity 1700751, Snapper 1-8604, Toro 28-4210 & 47-1910, Bolens 1752137 & 1753539 Replaces Gilson 212655, Wheel Horse 110162, AYP 146154 & 109081X, Roper 109946 & 109081X