S10s didn't use the front engine and the bell housing engine mounts (like the inline six ADs). S10s require the rear transmission mounts so that there is support at two points (side engine mounts and rear transmission mount).
Not trying to drag you into this colorful debate, Lugzy.
(Yes I am. smile )
Carl

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