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Old 04-25-2004, 02:12 PM
diesel don diesel don is offline
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Join Date: May 2001
Location: Michigan
Posts: 1,373
Which Differential for a 123?

On our recently converted 4 speed, 300DT (123 body from an '82 240D), we are not thrilled with the differential ratio. Basically, you can start in 2nd gear and of course 4th gear whines with high rpm's.

QUESTION: Of the following options, which would you recommend?

Option #1 - Differential from an '83, 300D Euro 4 speed

Option #2 - Differential from an '83, 300DT

My current understanding is that the chassis we are driving on now has the 1:3.69 (still from the 240).

According to specs, my '83, 300DT parts car offers a 1:3.07

However, I can't find the specs for a euro 300D 4 speed????

Any advice? (The differential is off now and waiting a replacement. What a pain were the four upper bolts....)

Thanks

Don
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DAILY DRIVERS:
'84 300DT 298k (Aubrey's)
'99.5 Jetta TDI IV 251k (Julie's)
'97 Jetta TDI 127k (Amber's)
'97 Jetta TDI 186k (Matt's)
'96 Passat TDI 237k (Don's
'84 300D 211k Mint (Arne- Undergoing Greasecar Conversion)

SOLD:
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