The MTD 753-06494 shortblock provides a dependable replacement engine core designed to restore solid performance in compatible AC5.2-series outdoor power equipment. Built as a pre-assembled engine block, it houses key internal components such as the crankshaft, piston, and connecting rod, allowing it to operate as the central unit that converts fuel combustion into the mechanical powe... https://www.wholetoolbox.com/mtd-753-06494-shortblock-ac5-2