LS1TECH - Camaro and Firebird Forum Discussion

Gears & Axles Driveshafts | Rearends | Differentials | Gears | 12 Bolt | 9 Inch | Dana

what RPMs

Thread Tools
 
Search this Thread
 
Old 02-14-2010, 04:56 PM
  #1  
Staging Lane
Thread Starter
iTrader: (2)
 
z28bluess's Avatar
 
Join Date: Feb 2010
Posts: 73
Likes: 0
Received 0 Likes on 0 Posts
Default what RPMs
what would my rpms be at 70mph if i switch my 99 ss camaro to 3.73s it is lightly modded. pretty much just intake and exhaust.
z28bluess is offline  
Reply Like
Old 02-14-2010, 05:17 PM
  #2  
TECH Fanatic
iTrader: (9)
 
massls1guy's Avatar
 
Join Date: Nov 2005
Location: Mass
Posts: 1,311
Likes: 0
Received 0 Likes on 0 Posts

Default
Jawsgear has some great tools to figure it out:
http://www.jawsgear.com/calc_rpm.html
massls1guy is offline  
Reply Like
Old 02-14-2010, 05:28 PM
  #3  
Staging Lane
Thread Starter
iTrader: (2)
 
z28bluess's Avatar
 
Join Date: Feb 2010
Posts: 73
Likes: 0
Received 0 Likes on 0 Posts
Default
thanks ill check it out
z28bluess is offline  
Reply Like
Old 02-14-2010, 05:29 PM
  #4  
10 Second Club
iTrader: (18)
 
BriancWS6's Avatar
 
Join Date: Mar 2004
Location: The Garage
Posts: 3,910
Likes: 0
Received 1 Like on 1 Post

Default
Auto or manual?

1700@70 with m6 and 2100 with an a4.

If you have a 6 speed, go with 4.10s instead of 3.73s.
BriancWS6 is offline  
Reply Like
Old 02-14-2010, 05:31 PM
  #5  
11 Second Club
iTrader: (2)
 
rtr2001ss's Avatar
 
Join Date: Mar 2005
Location: Chesapeake, VA
Posts: 479
Likes: 0
Received 0 Likes on 0 Posts
Default
Originally Posted by BriancWS6
Auto or manual?

1700@70 with m6 and 2100 with an a4.

If you have a 6 speed, go with 4.10s instead of 3.73s.
+1, M6 is best with 4.10/4.11's. A4 the prefered spot is 3.73.
rtr2001ss is offline  
Reply Like
Back to Subforum
Gears & Axles
View Next Unread
thinking of beefing up the old 10 bolt




Advanced Search

All times are GMT -5. The time now is 02:10 AM.