Muffler, vertical round body. 2-1/2 inch inlet ID, 2-1/2 inch outlet OD, 24 inch overall length, 4-1/4 inch shell diameter, 19-3/4 inch shell length, 2-1/4 inch inlet length, 5 inch outlet length. Tractors: 99 (gas, HA217, HB271 engines), 299 (gas, HE217 engine). Replaces AP26767H.