Chips oil pressure post got me thinking about hooking up an aftermarket guage to my 250. I know I replace the electric sender with the one for the guage. My question is... do you let oil into the line before you hook it up to the guage or hook everything up dry and tight?
Thanks in advance.


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'63 Chev Fleetside Longbox 'Rusto-rod' 'Big Red'
'69 or'70 or ? Mantaray DuneBuggy