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    Yamaha 250 EFI Compression ?

    I'm looking at a boat with a 2001 Yamaha 250 EFI ,can anybody tell me what the compression on these engines was new, and what an acceptabe compression would be with 340 hours. Thanks in advance ....Glen
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    shifter Grinding

    I recently sea trialed a boat with 2000 225 opti max. When shifting into fwd or rev. there was quite a grind more than othr motors I have seen. ( Yamaha & Evinrude) I haven't tried another opti yet to directly compare. When idled down it was a little better but still grinded rather than a...
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    new guy 225 optimax

    I am new to the boating world and currently looking at a couple boats with 225 optis. One is a 2000 with 125 hours and the other is a 2001 with 300 hours. I have heard about a law suit against Merc with Opti owners but I don't know why. I 'm looking for any info on these engines. and if I should...
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