Good advice. Should I do these “wiggle tests” with the weight off the wheels or on the ground?
(Truck is actually on a lift so it’s easy to do it either way)
1951 GMC with positive ground. Engine is a ‘54 Chevy passenger car (Serial Number 0024472F54Z) with a ‘56 head (casting code on top of head 3836848 GM 4), Casting Code (on passenger side on side of head B56 848 850)
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