XK 120 from W.5465 and to all F-numbered engines paired with a riveted and six blade fan attached with 4 bolts on a square hub. The earlier pump C4946 fits up to engine W.5464. This uses a one-piece cast alloy fan attachment with 5 bolts to a round hub.
MK VII from A.2001 to A9999 and B.1001 to B.2916