fits Ferguson Tractor: 40, TO35 (4 cyl. Gas/LP), MF Ag Tractor: 50 (4 cyl. Gas/LP), MF Industrial: 202, 204, 2135, 30, 3165 (4 cyl. Gas/LP), MF Tractor: 135, 150, 165, 175, 35 (4 cyl. Gas/LP); All with Continental GAS Engines ONLY; Replaces:1751284M91,506331M91,506334M91,521596M91,532426M92 Massey Harris- Fits: 50 (4 cyl. Gas/LP) Approximately 39" long Square ends (When Used For Massey Ferguson Apps. ONLY Fits Continental Gas Tractors) 5/8 - 18 Thread 7/8 - 18 Thread