Floridaoutlaw
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Does any one know who can flash ECM 502/454 Magnum after doing some engine
up grades.
up grades.
Mercury marine flash ECM 502/454 Magnum
- Thread starter Floridaoutlaw
- Start date
Shlbyntro
Ultra Conservative
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- May 27, 2018
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I used Mefituning.com for my Ultra. I mailed him the ecm with my engine specs and he flashed it and sent it back, worked flawlessly.
Floridaoutlaw
Member
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Thanks, I'll give him a call..
CoolCruzin
Well-Known Member
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- Nov 17, 2008
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Whipple did mine .
Floridaoutlaw
Member
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- Apr 22, 2022
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What kind of work did you do to your engine
