still problem with 225 firing

[Offshore225]

center cyl not firing on right bank. if not ecu(power pak) any other suggestions. coils,wires,compression and fuel are all good. any help appreciated.

 

[BW23]

Re: still problem with 225 firing

I replaced 2 CDM's($60.00ea) on my 97 225 EFI last season.<br />Intermittent missing at 4500-5000 rpm. Now it runs fine up to 5300 where is misses.<br /><br />I have 2 spare CDM's and plan to install/swap them on the other 4 cyls and see what the results are.