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Old 03-15-2011, 06:16 PM   #27 (permalink)
COcyclist
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Join Date: Dec 2007
Location: NW Colo
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TDi - '04 VW Golf
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Quote:
Originally Posted by Pendragon View Post
Just as an example though, swapping these transmissions out should get you down to a bit over 2,500 RPM if my calculations are close. (Obviously, do your own calculations before making any sort of decision/purchase.) There may even be other options.
You can swap out fifth gear with the tranny in the car. No need to swap transmissions unless you are going to the six speed. Lots of diesel VW guys go to a taller fifth so you should be able to buy a used diesel fifth gear set in good shape. Search tdiclub.com for lots of how-tos and info.
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Quote:
Originally Posted by freebeard View Post
The power needed to push an object through a fluid increases as the cube of the velocity. Mechanical friction increases as the square, so increasing speed requires progressively more power.
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