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Hi
I have a Abbey 1.2bar ecu fitted and im running 1.0 ish i know is was mapped with the standard 444cc injectors if i stick the 550cc in then run 1.2 will it massively over fuel

Cheers

Stuart
 

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yes it will overfuel as the injector duty cucle is tuned for 440's. forget boost presure, it will require a retune.
 
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