What is difference 502EFI / 500HP?
 

What is the difference in a 502/415HP and a 500/470HP if both are fuel injected. I know heads, intake are different. What about cam, pistons, rods, crank, and etc?

Re: What is difference 502EFI / 500HP?
 

Intake style , cam, exhasut

Re: What is difference 502EFI / 500HP?
 

my 502 has the same intake system its just not Blue
http://www.offshoreonly.com/gallery/...sort=1&cat=500

Re: What is difference 502EFI / 500HP?
 

the bare heads are the same but the Hp blue motors have better valves, screw in rocker studs and guide plates and roller rockers arms along with better valve springs along with the above already talked about

Re: What is difference 502EFI / 500HP?
 

All of what they said. And some $10K blue paint! :D

Re: What is difference 502EFI / 500HP?
 

so the pistons, rods, crank, and bore is the same in both motors ?

Re: What is difference 502EFI / 500HP?
 

Yep, short block is the same. (except cam) or at least a couple yrs ago.

Didn't the last 500EFI's get a set of billet rods?

Re: What is difference 502EFI / 500HP?
 

they are the same

no billet rods

Re: What is difference 502EFI / 500HP?
 

The 500 EFI is a Pain to Take apart!!!!!!

Re: What is difference 502EFI / 500HP?
 

500EFI cam is Crane 230/[email protected] .598/.610" lift