Date: 12/31/1969 Views: 3197
Date: 12/31/1969 Views: 2743
Date: 12/31/1969 Views: 2748
Date: 08/23/2023 Views: 86566
Tim Kern, writes the Engine Beat column for Kit Planes as well as writing for a number of other aviation publications. Here he is taking a pic of the witness hole on the bottom of the coolant pump.