division of waterways is wanting me to bring my boat down and get it looked at before we ca tag it said they need a bill of sale for the boat and the motor and i have to find the serial number on the motor but does have numbers on the flame arrestor says outboard marine corp 980032 i read that they put the serial numbers on the flame arrestor does that sound bout right omc 3.0 need the serial number to match up the model and year any help id appreciate it if that aint it where do i find the serial number