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    Merc 5.0 EFI- Pressure in crankcase

    Here's the deal. This is a 2001 Searay 240 with a Mercruiser 5.0 EFI, B3 drive. After cruising for about an hour at around 3400 RPM, I noticed a drop in oil pressure. By the time I could throttle back, the alarm was sounding, I shut down immediately. There was alot of oil in the bilge, not...
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    Speedometer not working

    Hello, all. I have a 2001 Sea Ray 240. She was blocked up and of course, winterized until launched 2 Sundays ago. We have only had her out twice for short trips. The speedometer does not register any speed at all. The backlite does work. I checked the wiring diagram in the owners manual which...
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    01' MCM5.0 EFI runs rough

    After 45 minutes or so. under load, at about 32MPH, in Sea Ray 240, engine suddenly wants to stall. Will still run at low RPM, at a speed barely over no-wake. Can not go above 1800 RPM or so without shaking up boat and crew. Here's what I have already done:<br />1. Installed new water...
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