got a 98 model with serial #og654494 the ecus that come wth the motor when i got it was ingition was 830044 17 pi92680701 efi was 830046 7 pf72510802 had motor problems and changed them to ingition 830044 8 pi71671301 efi 830046 4 pf71290901 my question is which set is the best for my motor tanks for the help
Does your engine have a FOUR BUTTERFLY intake?
Dual Mercury Master Technician- for Mercury Outboards, Mercruiser and Mercury Racing at European Marine in Greenville, SC.
Still consider myself a "Marine Apprentice" after 48 years (learn something new every day).
Mercury Parts, Mercury Outboards, Smartcraft & Accessories, Injector Service, TDR Reeds- BBC Sponsor
no it is two butterfly with svs, brucato intake, chis carson reeds and 300 pm heads
I'd recommend that you consult with Tony Brucato on your question, as your add-on's are going to alter the answer(s).
Dual Mercury Master Technician- for Mercury Outboards, Mercruiser and Mercury Racing at European Marine in Greenville, SC.
Still consider myself a "Marine Apprentice" after 48 years (learn something new every day).
Mercury Parts, Mercury Outboards, Smartcraft & Accessories, Injector Service, TDR Reeds- BBC Sponsor
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