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  1. John3

    Changed Out Drive. What Prop do I need?

    I have a 1967, 165 Hp, Mercruised, straight 6 (250 cubic Inch) in a 23 Ft. Dorsett Cabin Cruiser, weighing about 5500 lbs (Empty weight 3600 lbs). bought it in 72 & use it a lot. I munched the original OD and replaced it with a used pre Alpha with different gearing. With the old OD it would get...
  2. John3

    How about a Southern California Trailer Boating Club!

    Back in the mid 70?s and early 80?s I belonged to the ?Valley Ho? Squadron of the United States Power Squadrons. We had a Group who were all Trailer Boaters and members of the USPS. The Group came from many Southern California based Squadrons. We had about 8 or 10 overnight, Trailer Boat Cruises...
  3. John3

    A simple fix to the shift problem on my pre Alpha Out-Drive

    For years I?ve had an occasional shift problem, mainly going into reverse. At times reverse would not engage and I would have to jiggle the combination throttle/shift lever to get it fully engaged. The old out-drive finally bought the farm and I replaced it with a used one. Still had the same...
  4. John3

    Upgrading my Motor Outdrive Combo. Need better knowledge

    My Boat is a 23 Ft Dorsett Cabin Cruiser, built in 1967. It has a 165 HP Mercruiser I/O with a straight 6 Chevy block. The lower unit is ?Toast?. The Outdrive has ?Power Tilt?, they didn?t make many of them, most had Power Trim & I can?t find a New/Used Lower Unit or Complete Outdrive with Power...
  5. John3

    Need more HP. Anyone ever Super Charge a straight 6?

    I'm considering adding a Supercharger to my 160 HP, 250 Cubic Inch, straight 6, Mercruiser Engine. Have had my 23 ft Cabin Cruiser for 30+ years. It never did have a lot of power and over the years I guess I've added stuff which increased the weight it has to carry. Pretty soon I'll probably...
  6. John3

    Old Mercruiser I/O missing, runs rough

    My Boat has a 160 HP, 1967 Mercruiser I/O (Chevrolet Straight 6 block). I recently replaced the Mercruiser Voltage Regulator with an Automobile Voltage Regulator. It ran well for several outings. Last week after a couple of days of satisfactory use it started running rough and missing at...
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