How many rpm's
05-20-2006, 06:19 PM
#3
4th Gear Member
Join Date: Jan 2005
Location: Port Monmouth, New Jersey
Posts: 1,984
RE: How many rpm's
ORIGINAL: 2002metalmuscle
if i install 4:10's on my 2002 gt auto at 80mph what will be my idle rpm at that speed?
if i install 4:10's on my 2002 gt auto at 80mph what will be my idle rpm at that speed?
05-20-2006, 08:30 PM
#5
5th Gear Member
Join Date: Apr 2006
Posts: 3,625
RE: How many rpm's
ORIGINAL: rbstang
At 80 MPH in 5th gear, your motor is turning at 2,661.7 RPM
At 80 MPH in 5th gear, your motor is turning at 2,661.7 RPM
With 17' 245/45/17 rubber @ 25.4inch diamter and with 2:73's you'll be @2980rpm's in 5th.
Automatics genrally run 150 rpms higher at highway speeds
05-20-2006, 10:48 PM
#6
4th Gear Member
Join Date: Mar 2005
Location: Florida
Posts: 1,881
RE: How many rpm's
Original: rbstang
At 80 MPH in 5th gear, your motor is turning at 2,661.7 RPM
At 80 MPH in 5th gear, your motor is turning at 2,661.7 RPM
RPM Calculator
i dont know if you have the standard or wide tranny...but for standard your RPMs would be 2876.4 and for wide the RPMs would be 3005.2.
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