311510 Years: 1958-62 Air Cleaner (Outer Oil Cup) Fits Tractors:801, 811, 821, 841, 851, 861, 871, 881, 901, 941, 951, 981 (from 1958 to 1962 wih 172 cubic inch gas engines), 961, 971. Measures 5.750" OD and 5.375" ID and is 3.125" Tall. Used with 311511 Clamp.
