m25

  1. T

    M25 Rear main seal leak or...

    Hey All, Just got a free Catalina 30 (I know, I know: nothing more expensive than a free boat!) The boat had a couple of feet of water in it when I got to it. The water did not reach the air intake fortunately, and the oil was clean. When I got the boat running, however, I noticed a...
  2. P

    M25/Martec folding prop report

    I just thought I'd chime in to report my recent experience upgrading my C30 from the original two-blade prop to a Martec folding prop. Since buying this boat November 2015, I have always been a little put out by the low top speed under motor. It took 9 months, but I finally figured out that the...
  3. OS2Dude

    NMEA 2K instruments for Universal M25?

    A quick search did not yield any hits, so here goes: We have a 1985 Catalina 30 mk I with a Universal M-25 and metal diesel fuel tank. I'd like to have engine & fuel readings on my NMEA 2K network (SIMRAD EVO2 & GARMIN GMI-10s) but I'm not sure which (if any) instruments to use. Has anyone...