Old 03-07-2022, 09:48 AM
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Default Ecm

I looking for someone that knows about A 500EFI ecm model 840136T2. I have a set-up but no harness or ECM what are my other options?
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Old 03-07-2022, 03:14 PM
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Aftermarket, probably easier to tune
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articfriends (03-07-2022)
Old 03-07-2022, 08:49 PM
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Yep, theres virtually no mefi3s to be had left out there. or virgin harneses, if you find one, buy it! A used mefi3 programmed for a 500 EFI is 1500$ these days and most harnesses are hacked up or few and far between. Take that 2000+ $ your gonna sepnd on used electronics anbd buy new, Smitty
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Gimme Fuel (03-08-2022)

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