Generation III Internal Engine 1997-2006 LS1 | LS6
Sponsored by:
Sponsored by:

can someone calculate my compression?

Thread Tools
 
Search this Thread
 
Old 04-26-2007, 12:23 PM
  #1  
TECH Addict
Thread Starter
iTrader: (14)
 
GR33N GoblinM6's Avatar
 
Join Date: Jan 2005
Location: Utah
Posts: 2,301
Likes: 0
Received 1 Like on 1 Post

Default can someone calculate my compression?

Sorry not sure how to calculate the compression

Using stock short block (so thats stock pistons)

GM MLS head gaskets 12498544 (says compressed thickness is .060)

241 heads, milled off .028.. now 63cc's

what is my compression?
Old 04-26-2007, 12:37 PM
  #2  
LS1TECH & Trucks Sponsor
iTrader: (34)
 
Scoggin Dickey's Avatar
 
Join Date: Mar 2002
Location: Lubbock, TX
Posts: 3,524
Likes: 0
Received 33 Likes on 21 Posts

Default

~10.6:1 using the stock 98 LS1 short block and those numbers you listed.
__________________

800-456-0211 / PM / Facebook
WHIPPLE Superchargers, Procharger, Magnuson, Powerbond Sale, HPTuners packages!, Trickflow, AFR, PRC, CHE Trunion upgrade, $100 7.400" pushrod set, Custom Cam of your choice


Old 04-26-2007, 01:18 PM
  #3  
TECH Addict
Thread Starter
iTrader: (14)
 
GR33N GoblinM6's Avatar
 
Join Date: Jan 2005
Location: Utah
Posts: 2,301
Likes: 0
Received 1 Like on 1 Post

Default

awesome thanks Matt... oh and im ordering a new LS6 oil pump from you right now, thought i might as well change it with the cam swap..
Old 04-26-2007, 01:21 PM
  #4  
LS1TECH & Trucks Sponsor
iTrader: (34)
 
Scoggin Dickey's Avatar
 
Join Date: Mar 2002
Location: Lubbock, TX
Posts: 3,524
Likes: 0
Received 33 Likes on 21 Posts

Default

Not a bad idea!
__________________

800-456-0211 / PM / Facebook
WHIPPLE Superchargers, Procharger, Magnuson, Powerbond Sale, HPTuners packages!, Trickflow, AFR, PRC, CHE Trunion upgrade, $100 7.400" pushrod set, Custom Cam of your choice


Old 04-26-2007, 02:26 PM
  #5  
TECH Enthusiast
iTrader: (71)
 
1999ssls1's Avatar
 
Join Date: Dec 2006
Location: Chattanooga,TN
Posts: 737
Likes: 0
Received 0 Likes on 0 Posts

Default

Whats an estimate on mine?
Cam is 234 243 597 610 on a 110 plus 4 deg
Ported 853s
Fel Pro Head Gaskets, not sure of thickness
6.0 Iron Block with stock pistons
Old 04-26-2007, 05:18 PM
  #6  
TECH Enthusiast
iTrader: (71)
 
1999ssls1's Avatar
 
Join Date: Dec 2006
Location: Chattanooga,TN
Posts: 737
Likes: 0
Received 0 Likes on 0 Posts

Default

does anyone know?
Old 04-27-2007, 12:19 PM
  #7  
TECH Enthusiast
iTrader: (71)
 
1999ssls1's Avatar
 
Join Date: Dec 2006
Location: Chattanooga,TN
Posts: 737
Likes: 0
Received 0 Likes on 0 Posts

Default

How do you calculate compression?
Old 04-27-2007, 12:24 PM
  #8  
LS1TECH & Trucks Sponsor
iTrader: (34)
 
Scoggin Dickey's Avatar
 
Join Date: Mar 2002
Location: Lubbock, TX
Posts: 3,524
Likes: 0
Received 33 Likes on 21 Posts

Default

What size chamber and what thickness gasket? Stock short block?
__________________

800-456-0211 / PM / Facebook
WHIPPLE Superchargers, Procharger, Magnuson, Powerbond Sale, HPTuners packages!, Trickflow, AFR, PRC, CHE Trunion upgrade, $100 7.400" pushrod set, Custom Cam of your choice


Old 04-28-2007, 12:47 PM
  #9  
8 sec potential, 12 sec slip
iTrader: (50)
 
ChevyChad's Avatar
 
Join Date: Apr 2002
Location: Savannah, GA
Posts: 4,093
Likes: 0
Received 2 Likes on 2 Posts

Default

guys, do a search for the DCR spreadsheet pianoprodigy posted up a while back...
Old 06-28-2007, 08:53 PM
  #10  
TECH Addict
iTrader: (36)
 
lastcall190's Avatar
 
Join Date: May 2004
Location: NJ
Posts: 2,656
Likes: 0
Received 2 Likes on 2 Posts

Default

Was searching for some cylinder head specs and saw this thread... eh what the hell here it is since i saw a guy ask...
Attached Files
Old 06-29-2007, 03:59 AM
  #11  
TECH Senior Member
 
PREDATOR-Z's Avatar
 
Join Date: Mar 2004
Location: BFE
Posts: 14,620
Likes: 0
Received 16 Likes on 16 Posts

Default

For SCR calculations this one is LS1 friendly

http://www.rbracing-rsr.com/compstaticcalc.html




All times are GMT -5. The time now is 03:28 PM.