Transmissions and Drivetrain Need help with your trans? Problems with your axle?

3.08 THIN gears on 3 series carrier

Thread Tools
 
Search this Thread
 
Old 08-31-2017, 03:26 PM
  #1  
Junior Member
Thread Starter
iTrader: (3)
 
RaceFace's Avatar
 
Join Date: Jul 2011
Location: Ukraine
Posts: 55
Likes: 0
Received 0 Likes on 0 Posts
Car: 1987 F-bird
Engine: 350 Vortec
Transmission: Manual
Axle/Gears: 3.42
3.08 THIN gears on 3 series carrier

Hi, guys!

I'm going to try 3.08 gears instead of 3.42 with v6 T5 gearbox behind my mild 350.
Was looking for 2 series carrier, but suddenly found a thin 3.08 Motive Gear, which can be mounted on 3 series carrier -
https://www.motivegear.com/auto-part...lt-gm7.5-308t/

Have anybody heard anything good about such innovation, or should I stay away from this?
Old 08-31-2017, 08:54 PM
  #2  
Supreme Member
 
big gear head's Avatar
 
Join Date: Sep 2008
Posts: 3,777
Likes: 0
Received 0 Likes on 0 Posts
Re: 3.08 THIN gears on 3 series carrier

Never seen one of those before.
Old 08-31-2017, 09:04 PM
  #3  
Supreme Member
iTrader: (1)
 
NoEmissions84TA's Avatar
 
Join Date: Feb 2017
Location: Meriden, CT 06450
Posts: 4,034
Received 517 Likes on 431 Posts
Car: 84 TA orig. 305 LG4 "H" E4ME
Engine: 334 SBC - stroked 305 M4ME Q-Jet
Transmission: upgraded 700R4 3200 stall
Axle/Gears: 10bolt 4.10 Posi w Lakewood TA Bars
Re: 3.08 THIN gears on 3 series carrier

I remember those being a choice years ago.
Old 09-02-2017, 11:18 AM
  #4  
Junior Member
Thread Starter
iTrader: (3)
 
RaceFace's Avatar
 
Join Date: Jul 2011
Location: Ukraine
Posts: 55
Likes: 0
Received 0 Likes on 0 Posts
Car: 1987 F-bird
Engine: 350 Vortec
Transmission: Manual
Axle/Gears: 3.42
Re: 3.08 THIN gears on 3 series carrier

Motive's tech replied, that thin gear is good for up to 700 hp, in my case carrier itself would be weaker part.
Think, I'm going to try this set.
Old 09-28-2017, 04:11 PM
  #5  
 
Jeremy85's Avatar
 
Join Date: Dec 2016
Location: Preston, ID
Posts: 117
Likes: 0
Received 0 Likes on 0 Posts
Car: '85 Camaro
Engine: LG4
Transmission: 4L80E
Axle/Gears: 3.42:1
Re: 3.08 THIN gears on 3 series carrier

That's an incredible claim, as the ring and pinion set are the weakest link in the 28-spline 7.5" axles, and all of them fail well below 700 horsepower except at the Bonneville salt flats.




All times are GMT -5. The time now is 01:29 AM.