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post #1 of 2 (permalink) Old 12-26-00, 05:36 PM Thread Starter
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Location: NSW/ACT
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Changing Diff Ratio?

Has anyone changed the diff ratio in their Auto EFI Falcon? Is it true that the computer has to be reprogrammed, because with a different ratio the auto shifts will be out?
Does anyone know where in NSW I can get the computer reprogrammed?

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post #2 of 2 (permalink) Old 01-10-01, 08:39 PM
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Changing tyre size same in some ways the same thing.Cannot see problem.Have asked around,the ecu,s are the same on vehicle's with different ratios.They tell Ute& gli./forte.May have to change speedo drive, depends how fussy you are.Atleast you should,nt get cought speeding? If higher ratio/low geared
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