Thread: Amazon: - Re-gearing an M40 gearbox
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Old Feb 14th, 2020, 18:05   #18
c1800
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Last Online: Apr 14th, 2024 16:22
Join Date: Oct 2013
Location: Alberta
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Quote:
Originally Posted by Derek UK View Post
Wrong way round. A 4.30 will lower the gearing from a 4.1. Just a few of the last Amazons got a 4.30 axle. A bit unpredictable. It's not a bad compromise between a 4.10 and a 4.56 when thinking about performance v a good cruise if you do add an OD. Whatever suits your driving style. A 4.30 will be hard to find.
Yes, thanks for clarifying, I was thinking about the 4.56.
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