CamaroZ28.Com Message Board

LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

How much air pressure to hold valves up?

Thread Tools
 
Search this Thread
 
Old 03-04-2003, 03:26 PM
  #1  
Registered User
Thread Starter
 
Why Try's Avatar
 
Join Date: Apr 1999
Location: lafayette, la
Posts: 492
How much air pressure to hold valves up?
How much air pressure should I use on the compressor to keep the valves up? Anyone know?
Why Try is offline  
Reply
Old 03-04-2003, 03:30 PM
  #2  
Registered User
 
turbo_Z's Avatar
 
Join Date: Nov 2001
Location: Kansas
Posts: 3,517
i dunno but i can guarantee its a lot easier and safer to just rotate the crank.
turbo_Z is offline  
Reply
Old 03-04-2003, 03:32 PM
  #3  
Registered User
 
BUBBA's Avatar
 
Join Date: Dec 1969
Location: PORTLAND, OR, MULTNOMAH
Posts: 3,499
If you're talking about holding valves from dropping during spring replacement, many say that if you bring the piston to TDC that the valve won't drop more than 1/4", blowing up the cyl. isn't really necessary.
BUBBA is offline  
Reply
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
Getting Out of the LT1 Game - LT1 Engine Parts
HectorM52
Parts For Sale
26
07-30-2017 11:46 AM
HP Tuners for Boost....
DirtyDaveW
Forced Induction
13
12-01-2016 05:37 PM
FS: '94 Camaro Z-28, Black, 850hp, Blown 396, 9.5@143
RUENUF
South Atlantic
4
03-13-2016 03:39 PM
AFR LT1 LT4 190cc Street Eliminator CNC Heads and Intake
95chwagon
Parts For Sale
4
01-13-2015 09:19 PM
*excellent info* 93 specific info list.
chevroletfreak
LT1 Based Engine Tech
202
07-04-2005 05:00 PM
Back to Subforum
LT1 Based Engine Tech
View Next Unread
Part numbers needed, oilpan+bellhousing




Advanced Search
Quick Reply: How much air pressure to hold valves up?


Reply Closed Thread Share

All times are GMT -5. The time now is 04:49 PM.