You have probably fractured the thin pipe and let out the ether that was in it.
The ether expands under temperature and causes the Bourdan(?) tube to
flex and move the needle.
You have two choices
1) Send it out to be refurbished (~$150). Or
2) Attempt the repair yourself. There is information on how to do that on the
web --- another lister probably has the URL
For my part - with my eyesight and hand tremors Iwill not try to repair mine
'65 MKIII Sprite
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