1998 yam 200 saltwater series

[rnast]

I'm looking at purchasing a 98' grady white 226 Seafearer .It has a 98 yamaha S200TXRW,(MFG 02/1998) no engine hour meter ,I plan to have a compression test done ,what numbers would I want to see. any other things to look for and how does this engine perform.Any Input would be appreciated.

If I make the purchase I plan to be on this forum as often as I can

[jb123]

110+ on all and no more than 10% difference between cyls vertically

pressure test lower unit

operate the motor under load/underway for at least a half hour if possible

[rnast]

pressure test

Thanks for your quick reply, How is a pressure test done on the lower unit,I may try to do the compression test myself ,but don't have a clue on a pressure test

Thanks