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As above. A properly plumbed in boost gauge with show vac at idle and off boost coasting etc. Usually connected to a spare nipple on the intake manifold.
Where to connect boost gauge
pipe so it doesn't show vacuum on the gauge. Ta
Either t into compressor outlet or just before throttle body. The former will show slightly higher boost pre intercooler.
I have to ask why?
Originally Posted by JGlanzaV
It will always show a vaccuum at idle?
Not if done as above
Originally Posted by scoobyricht
As above. A properly plumbed in boost gauge with show vac at idle and off boost coasting etc. Usually connected to a spare nipple on the intake manifold.
02 November 2016, 08:30 PM
