Anyone done a tranny swap from 5kq to a 4kq?

[sdewitt at stx.rr.com]

It's a straight trans swap, however you must use a rear end from a ur-quattro as the final drive gear ratios are different from the 4kq to the 5000qt.

Changing diffs will mean a complete box teardown $$$$$$

----- Original Message -----
From: Tyson Varosyan <tigran at tigran.com>
Date: Thursday, September 2, 2004 2:50 pm
Subject: Anyone done a tranny swap from 5kq to a 4kq?

> Driving my 5k 5spd donor car around the past few days, I have 
> grown to
> appreciate it's gearing ratios very much. The 4kq is the complete 
> opposite,short rev happy gears which will seem much shorter once I 
> double the HP
> output of the motor. I am faced with a dilemma... There has got to 
> be some
> way to raise the gear ratios for the 4kq. A tranny from another 
> car, or some
> gear pulling, maybe changing diffs... I don't know. I guess I am 
> looking for
> direction on how to peruse that goal.
> 
> The gear ratios on my 5k donor car are matched to the stock engine 
> outputvery well - I am impressed. They are be just right for 
> cursing with the
> weight and power of a 5k. I think that running those approximate 
> ratios on a
> lighter 4k, while raising the power of the turbo motor to the 250-
> 300HPrange, will provide for a sporty kick with some respectable 
> top speeds.
> 250-300HP, would in my opinion, be wasted with the 4k standard 
> gear ratios.
> With stock gears, the turbo wont even have time to spool full 
> power when I
> hit the redline.
> 
> I cant be the first to ask about this
> 
> Ideas?
> 
> 
> Tyson Varosyan
> Technical Manager, Uptime Technical Solutions LLC.
> tyson at up-times.com
> www.up-times.com
> 206-715-TECH (8324)
> 
> UpTime/OnTime/AnyTime
> 
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