Thanks Jerry, that is the info I was looking for. Consistent compression on all cylinders is what I will be looking for.
If Mongo has the equipment and someone knows how to set up and use it, we will do a leak by test also.
On air operated valves (AOVs) in a power plant, it is called a drop test.

Don


1967 GMC 9500 Fire Ladder Truck
"The Flag Pole"
In the Stovebolt Gallery
1946 2-Ton grain truck
1946 3/4-ton pickup,
1953 1-ton pickup
1957 1-ton flatbed dually,
1954 Pontiac Straight Eight
Of all the things I've lost in my life, I miss my mind the most!