Water Pump for Jeep 1972-1974 CJ-5, CJ-6 w/ 3.8L (6-232) Engine, 1972-1974 CJ-5, CJ-6 w/ 4.2L (6-258) Engine, 1972-1974 SJ, J-Series w/ 4.2L Engine, Mounting Flange to Pulley Flange 3-7/8"