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Re:60" Cat for sale pics of the boat...

60" Cat for sale have 60" cat with ops 90, two tuned pipes, 1/4 scale steering servo, hitec radio and reciever, ballantine rudder and outdrive, built basicly ready to run. needs new needle valve for engine to run properly. looking for $1000 obo

How do you tune an OPS 90. Lean out the engine? Any advise on these engines would be greatly appreciated. Thanks

nope no 9b has a 7f on the carb

It says on the side of the case OS Max 90.

have a os 90 needs piston/sleeve and con rod. Looking for sale as whole or parts. Not sure what its worth. none broken parts in good condition hardly any run time.

thanks for the help guys... went out today and the solder job i tried didnt hold and i ended up over reving my engine and broke my piston and con rod. looking for os 90 parts or new marine 90 engine anyone got anything?

Im new to the big boats. How do I do the flex shaft to ferrule connection so that it will hold? I can't seem to get soldering to work. Am I doing something wrong? Any help would be great.