K krom415 Member Joined Oct 13, 2007 Nov 4, 2008 #1 just installed a vac/boost gauge wondering what is the norm for vac at idle?
J johnnyttype Active Member Joined Apr 18, 2007 Nov 5, 2008 #2 what cam do you have? my car is 17-18"Vac at idle. most cars i have read about are normally 15-20"vac, i believe.
what cam do you have? my car is 17-18"Vac at idle. most cars i have read about are normally 15-20"vac, i believe.
J johnnyttype Active Member Joined Apr 18, 2007 Nov 5, 2008 #4 i guess it depends on the build?! You have a 270 duration cam so it will be on the lower side, but how low it should be, i dont know.
i guess it depends on the build?! You have a 270 duration cam so it will be on the lower side, but how low it should be, i dont know.
K krom415 Member Joined Oct 13, 2007 Nov 5, 2008 #5 i have a 212 comp cam roller my vac sits at about 20 was just wondering what the norm was thanks for the input
i have a 212 comp cam roller my vac sits at about 20 was just wondering what the norm was thanks for the input
D DailyDrifter The Slow and the Curious Joined Dec 5, 2007 Nov 5, 2008 #6 mystic664 said: Mines only at 12", is this a problem? Click to expand... its your cam. Mine is about 10-12. normally cars are about johnnyttypes numbers
mystic664 said: Mines only at 12", is this a problem? Click to expand... its your cam. Mine is about 10-12. normally cars are about johnnyttypes numbers
