Spedo gear question on a T5 with 3.42 rear
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Junior Member
Joined: Nov 1999
Posts: 41
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From: Halifax, Nova Scotia, Canada
Spedo gear question on a T5 with 3.42 rear
swapped in a different T5 on the TA !
problem the speedometer is over by 14 mph
or 22 km the differential ratio in 3.42
I have my original diff (just rebuilt)
3.73 posi.
if i swap in the 3.73 will it correct my
speedometer??? If not what gear(S) do i need!
thank in advance
problem the speedometer is over by 14 mph
or 22 km the differential ratio in 3.42
I have my original diff (just rebuilt)
3.73 posi.
if i swap in the 3.73 will it correct my
speedometer??? If not what gear(S) do i need!
thank in advance
Joined: Jul 1999
Posts: 10,950
Likes: 27
From: Orange, SoCal
Car: 1990 Pontiac Trans Am
Engine: 355 TPI siamesed runners
Transmission: Tremec T56
Axle/Gears: 12-Bolt 3.73
3.42 gears for a T5 take a 7 tooth drive gear and a 19 tooth driven gear. The problem is to change the drive gear you have to remove the trans...
The 7 tooth is blue and the 19 tooth is white. The other choice for a drive gear is a 9 tooth, and its red.
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1991 Camaro Z28
5.7L 5-Speed (originally 305)
13.23 @ 107.62 MPH
Southern California
Member: SoCal 3rd Gen F-Bodies
Webmaster: SoCal F-Bodies
-=ICON Motorsports=-
The 7 tooth is blue and the 19 tooth is white. The other choice for a drive gear is a 9 tooth, and its red.
------------------
1991 Camaro Z28
5.7L 5-Speed (originally 305)
13.23 @ 107.62 MPH
Southern California
Member: SoCal 3rd Gen F-Bodies
Webmaster: SoCal F-Bodies
-=ICON Motorsports=-
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