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Old November 21st 2009, 13:47
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Wally Wally is offline
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Join Date: Nov 2002
Location: The Netherlands
Posts: 2,542
Originally Posted by 70Turbobug View Post
Many remove material further inward or machine holes between the clutch surface area and the flange.That doesn´t help so much imho since the weight on the outside of the clutch surface area has more gyroscopic effect and inertia than further inboard.That´s why I had outer area machined.
Good thinking! making the rotating mass lesser on a turbo engine might help with spool-up as it revs up quicker.
Light-weight pistons and rods help as well in that train of thought.

Brave of Armin to run on the track with 1,3 bar!
'75 Super.
...because race car!
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