2.73-3.73 anything other than speedo out of whack?
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Member
Joined: Mar 2001
Posts: 401
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From: Arlington Heights Illinois
2.73-3.73 anything other than speedo out of whack?
anything other than the speedo get screwed up or is it just the speedo? are shift points screwed up? lockup points? any remedies for it?
Senior Member
Joined: Jul 1999
Posts: 994
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From: San Diego, CA
Your converter may lockup sooner. Do it the right way and change it with new speedo gears.
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1989 IROC-Z 5.7L
NOS 150HP kit
ProBuilt 700R4, PI Vigilante 2800 stall lockup
Baer Brakes 12" Sport System
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1989 IROC-Z 5.7L
NOS 150HP kit
ProBuilt 700R4, PI Vigilante 2800 stall lockup
Baer Brakes 12" Sport System
Supreme Member
iTrader: (1)
Joined: Aug 1999
Posts: 1,387
Likes: 0
From: Northern NJ
Car: 89 Formula / 09 G8
Engine: LS1 / LS3
Transmission: M6 / M6
Axle/Gears: 3:42 / 3:27
I went from 2:73's to 3:73's. There should be no other issues. Shift point will not change or anything like that. Just hold on tight, your car will now have some torque!
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- 89 Formula 305 WS6
SFC's, LCA's, Air Foil
Spohn Panhard Bar
Flowmaster Cat Back, Tranny Cooler
A/F Ratio Meter (not a mod but it sure spurs interest)
Trans Temp Gauge
Most "Free" Mods
3:73, Zexel Torsion Posi - 90 Eagle Talon 2.0
(Winter Beater)
Mods? Um, no
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