what do the numbers on the boost guage mean? - GM Forum - Buick, Cadillac, Chev, Olds, GMC & Pontiac chat


Forced Induction All questions and problems regarding Superchargers, Turbos, NOS, ZEX, intercoolers, water injection, etc.

Reply
 
 
 
Thread Tools Search this Thread
Old 02-04-2005, 07:45 PM   #1
Senior Member
Posts like a Corvette
Thread Starter
 
Join Date: Jun 2004
Location: Central NJ
Posts: 1,544
Thanks: 0
Thanked 0 Times in 0 Posts
NERV is on a distinguished road
Default what do the numbers on the boost guage mean?

i tihnk that 0 - 10 is psi right? or is that only a turbocharger? and what do the negatives mean?
NERV is offline   Reply With Quote
Old 02-04-2005, 07:45 PM   #2
Sol
Senior Member
True Car Nut
 
Join Date: Sep 2002
Posts: 8,909
Thanks: 0
Thanked 0 Times in 0 Posts
Sol is on a distinguished road
Default

The negative numbers indicate vacuum (in. Hg = inches of mercury). Positive is boost.
Sol is offline   Reply With Quote
Old 02-04-2005, 07:46 PM   #3
Senior Member
Certified Car Nut
 
Join Date: Mar 2003
Posts: 12,432
Thanks: 0
Thanked 0 Times in 0 Posts
J Wikoff is on a distinguished road
Default

Yes, in PSI.
J Wikoff is offline   Reply With Quote
Old 02-05-2005, 07:06 PM   #4
Senior Member
Posts like a Northstar
 
Join Date: Apr 2004
Location: Shoreview, MN
Posts: 603
Thanks: 0
Thanked 0 Times in 0 Posts
SSEi_MN is on a distinguished road
Default

so on the guage what is "boost"? 0+?
SSEi_MN is offline   Reply With Quote
Old 02-05-2005, 07:20 PM   #5
Sol
Senior Member
True Car Nut
 
Join Date: Sep 2002
Posts: 8,909
Thanks: 0
Thanked 0 Times in 0 Posts
Sol is on a distinguished road
Default

Anything above 0 is boost.


Read this for the technical info about pressure.

http://www.iprocessmart.com/techsmart/pressure_help.htm
Sol is offline   Reply With Quote
 
 
Reply

Related Topics
Thread Thread Starter Forum Replies Last Post
Boost Control Solenoid Maintenance and Boost Control Actuator Test for low Boost* Toddster Trouble shooting + Test Procedures 0 03-21-2009 07:24 PM
Boost Gauge Not on Zero...What Does That Mean!!! TORQUE 1992-1999 14 01-08-2005 06:06 AM
Temperature Guage and Oil Guage stuck!!!!! Str8pimpin 1992-1999 4 10-13-2004 05:38 PM
Low boost reading on guage jgs11 Forced Induction 13 04-08-2004 04:33 PM
Boost guage....What The ratmfan2118 1992-1999 12 02-08-2003 02:29 AM


Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are Off



All times are GMT -4. The time now is 11:35 PM.


We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.