Crankshaft Gear Fits Ford 8N 9N 2N Tractors 486306AOne New Aftermarket Replacement Crankshaft Timing Gear Fits Ford 2N, 8N, and 9N Tractors This aftermarket replacement crankshaft timing gear is a direct replacement for the original Fits Ford crankshaft gear used in the classic Fits Ford N Series tractor engine. Located at the front of the engine, the crankshaft timing gear works in conjunction with the camshaft timing gear to synchronize valve and ignition timing. The Fits Ford 2N, 8N, and 9N share