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-   -   500hp carbed 500efi (https://www.offshoreonly.com/forums/general-q/190303-500hp-carbed-500efi.html)

ubet28 07-06-2008 12:31 PM

500hp carbed 500efi
 
I was wondering what does it take to change a carbed 500 to a efi 500 and is it worth doing.

ezstriper 07-06-2008 03:20 PM

not a real big deal to do, just depends on what you are trying to do. the carb set up would be easier and cheaper to deal with for performance mods, just going to need good intake/carb, a lower psi elect fuel pump, and a change to a aftermarket distributor would also help...Rob

hoozeyurdaddy 07-06-2008 03:27 PM

you would need to find a COMPLETE 500efi sys. incl: distributor and fuel pump. if your carbed now, it probably is not worth the cost of doing it for what is gained.

Griff 07-06-2008 03:36 PM

500efi also uses a different cam. Not worth it imo.

offthefront 07-06-2008 03:55 PM

spend the $$$ on fuel ......

ubet28 07-06-2008 07:35 PM

Thanks everyone. i guess i am just a little intimidated by the carb as i have always had efi. So you guys are saying there is somethings i will need to change with the motor even if i do leave it carbed. Thanks Jeramy

Jeff P31 07-06-2008 08:13 PM

If it is not broke do not try to fix it !!!!!!!!!!!!!!!!!!!! Just turn the key and enjoy the ride . :ernaehrung004:

MM1 07-07-2008 12:01 AM


Originally Posted by ubet28 (Post 2613771)
Thanks everyone. i guess i am just a little intimidated by the carb as i have always had efi. So you guys are saying there is somethings i will need to change with the motor even if i do leave it carbed. Thanks Jeramy

If you are intimidated by a carb you sure dont want efi.

stevesxm 07-07-2008 05:15 AM

you missed the part where he said he has always HAD efi. once you have efi motors you never want a carb again ever.

ezstriper 07-07-2008 06:54 AM

damn I guess I was reading dislexic !!!! well was a long weekend !!!


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