The MTD 956-04183 Lawn Mower Engine Pulley helps transfer engine power through the mower’s belt-driven system for consistent operation. This replacement pulley mounts to the compatible engine shaft and works with the drive belt to transmit rotational motion to connected mower components. Its 0.75-inch specification supports proper fitment for designated applications, while the pulley ... https://www.wholetoolbox.com/mtd-956-04183-lawn-mower-engine-pulley-0-75/956-04183.html