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upgraded to a 2000 yamaha 250 hp ox66 efi from evinrude carb. what is the recommended gas, oil, additives from all you experienced grady guys?

Grady guys with Trolling Motors; Starting to trouble shoot my 2001 T9.9ELHZ Yamaha Outboard cooling issue. electric start four stroke series it appears that I have a clog in the cooling system. Perhaps salt build up? Had a buddy begin to trouble shoot. Ran the motor on rack with muffs and...

Grady Nation, Looking for advice. I made the decision to upgrade motor on my 1987 Offshore 24 (closed transom, bracket) I went from a 1995 Evinrude 225 carb to a 2000 Yamaha 250 Ox66 EFI. Mechanic has the boat right now, installing motor, oil system, rigging with Yamaha controls and digital...

Captians; I was hoping some could provide advice. 1987 24 ft Offshore. The 95 Evinrude 225 Oceanpro has a bad cylinder. I have found a 1998 200 Johnson for sale local. 1. Can I run this boat with a 200hp compared to the 225? 2. I am reading the only difference in these motors (other than...

I am looking to replace the freshwater washdown/faucet system on my 1987 Grady Offshore. Not sure if this was a standard, option or aftermarket for this year hull. I do see pics of Offshores that have same system. Any advice on where to get this replacement part? Tank is in good shape...