I expect that there is a ton of sludge coating the bottom of the oil pan, judging by what is on the rocker arms. I'd do HRL's diesel warshout deal for good measure. If you don't, all of that sludge that has been in the oil pan will find its way up to the rocker arms again.

Last edited by 52Carl; 11/18/2023 5:10 AM.
1952 5-window - return to "as built" condition | 1950 3100 with a 235 and a T-5 transmission