Stanley Part Number Tractor Application & Description Inlet Length (A) Inlet I.D. (B) Shell Length (C) Outlet Length (D) Outlet O.D. (E) O/A Length (F) Wgt in LBS
N/A B.Plate 23 1 2,1/2 24,1/2 5
DR-3

Model A, AR, AN, AW & AWH (33-52) Model G, GN, GH & GW (1938-1953) (Gas & all fuel). s/n 410000 & up. Model 60,620, 70, 720 (Gas & all fuel) Original equipment standard muffler. Note: DR-3 has a 4-bolt mounting plate.