Whoa, didn't you say the valves didn't move? Valves don't move, engine won't run. Does this engine have hydraulic lifters? Maybe you need to pull the side cover and see if the lifters and pushrods are OK.

1941 Chevy
"First rebuild - complete!"
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1941 GMC resting peacefully
1946/1947 Chevy Street rod on s10 frame complete
1945 GMC panel truck in line for restoration
1941 Plymouth stock complete
1941 GMC COE in restoration process
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1941 Chevy Coe uncertain future resting now