Installing boost gauge

[SquareOne]

(11-07-2021 )Redland1 Wrote:  Ended up tapping the pipe but it came out a bit loose once I put the fitting in so I put JB weld on the threads lol.The issue I’m having now is that the gauge doesn’t move after I wired it all up.The gauge lights up but the needle does not move.

Maybe try applying air pressure manually to make sure the line isn't kinked or clogged somewhere. The airline on those gauges is so small it wouldn't take much debris to cause it be heavily restricted.