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    Mercruiser 3.0L vapor locking?

    My service manual said in 1986 Mercruiser started putting high flow fuel pumps on Merc engines to prevent vapor locking. I have a 1985, 3.0L that I believe is vapor locking. M# MCM 140, SN: 6922598 Does any have more info on this? Would replacing my fuel pump be a good investment or a waste...
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    Need GPS Speedometer advice

    I want to upgrade to a GPS speedometer to replace my pitot tube speedometer that is not working. I do a lot of skiing so, I want an accurate speedometer. I do not have a tournament ski boat so, I don?t need a Perfectpass or other type of cruise control. I have been using my Garmin nuvi but in...
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