vacuum meter and boost meter same lah...
jz that boost meter shows positive boost after 0hg.... while vacuum meter is showing negative boost (in most cases from 0 till 30hg)
thats why some people say boost meter also can act as vacuum meter.... but not so nice la... the needle stay below 0hg only.... coz no turbo spool ma... hahaha....
yaya..... any car can install vacuum meter.... worth it or not depend on u lor... during times where ur car has no problem, can use as cosmetic.... when got problem, it can show u approximately where gone wrong ma....
jes sayin hi to all the guys n gals on the board, i forgot when i actually joined it lol,,
but anyways i'm back in KL durin this cny season and goin back to the states on march 10,,,, if there is time, or any...
when the is -vacuum it will suck the diaframe to lower down the pressure, full throttle when 0 vacuum most of the stock regulator will rise to 41psi.
how about boost?
will the air pressure push the diaframe down and...