Originally Posted by Tiny
Originally Posted by txturbo
How does doing a compression test run the gas tank dry?
My question as well. I've never in my life done a compression test on a running engine.
Perhaps the OP is attempting to warm the engine up to operating temperature before doing the compression test.

1952 5-window - return to "as built" condition | 1950 3100 with a 235 and a T-5 transmission