Description Professionally Rebuilt Alamo 40 See detail image for actual pump. Note this model has inlet and outlet both pointing straight up Alamo 40 has inlet and outlet both on top of pump as pictured Rebuilt with 7540R parts kit; Set of 4 high quality long life Kevlar vanes Vane Dimensions; 4 inch length 2.5 inch high Needle Bearing for Shaft Side Bearing Race for Needle Bearing Double row bearing for back side of pump Shims Surge Alamo Vacuum Pumps were manufactured by Babson Bros Company from 1950 to 1999 Rebuild Instructions can be viewed and printed from the Manuals Tab above The pump body is about 5 inches wide and the vanes measure 4 inches long. The Alamo 40 had a 2 hp motor mounted on a horizontal stand. See detail picture and parts drawing for actual pump assembly 40+ (550) Alamo Vacuum pump specs (2.4 HP) - 20 CFM - 1025 RPM - 10 inch pump pulley - 5.5 inch Motor pulley - 2.4 hp motor Made in USA Related Items for Alamo 30, 40, 550 - Some at links below; 7540R Major Rebuild kit includes bearing race, seals, shims and the vanes in this listing (this item) 7540 Minor Rebuild kit includes vanes, bearings, seals, shims and vanes in this listing. 7530 Vane set of 4 7750-001