2002 mercury 150 salt water efi compression ?

[kell 9]

what should a 2002 mercury 150 salt water efi be when new? thank you

 

[JB]

Re: 2002 mercury 150 salt water efi compression ?

There is no spec on psi. All cylinders should be in a 10-15% span. There are too many variables to set a spec on psi.

If all cylinders compress within 10% of each other it is very unlikely that any are bad.

 

[kell 9]

Re: 2002 mercury 150 salt water efi compression ?

cool thank you