One New Aftermarket Replacement Muffler Fits Allis Chalmers Tractor Models: WC, WD, WD-45 (Gasoline Engine – 1953-1957), D17 (Gasoline or LPG Engine) Fits Allis Chalmers Cotton Picker Model: CP2 (D-17 Engine) Fits Allis Chalmers Power Unit Model: W226 For Gleaner Combine Model: E Technical Information: Vertical/Round Housing – 3 1/4″ Housing Diameter INCLUDES 1 BRACKET TO BOLT HEAD AND 1 TO MANIFOLD Dimension A (1)A: 2 1/2″ INLET LENGTH Dimension B (2)B: 1 5/8″ INLET DIAMETER Dimension C (3)C: 16 1/2″ SHELL LENGTH inches Dimension D (4)D: OUTLET LENGTH 10″ Dimension E (5)E: 1 3/4″ OUTLET DIAMETER Dimension F (6)F: 29″ OVERALL LENGTH Muffler for gas applications. Comes with correct mounting brackets and clamp. (See Photo) Replaces Part Number: 70229531, PM05388T, 05388T, 70229531GV, AC-4, AC4, 138479, 229531, M25A, 227300, 70229531-TP, 70229531V, 79010609V Models This part fits: 170, 175, D17, Series III, WD-45, WD-45 (Gas Engine – 1953-1957) Reference Numbers: 05388T, 138479, 227300, 229531, 70229531, 70229531-A, 70229531-TP, 70229531GV, 70229531GV-A, 70229531V, 79010609V, PM05388T