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  1. V

    2 questions

    I need to remove oxidation from my whole boat. A 89 Starcraft Islander hard top. Tries some 2000 grit wet dry and it seems to do pretty good. But was using a hand Block. When i hit some rivets the heads got a white spot. Think I removed the paint from the rivet. How do I get around this. Also...
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    1987 Starcraft 22.1 Islander hardtop w/ 3.0L 140

    We'll finally fixed and on the water. Had it out today for the first time. We had talked about the prop before as the guy had some wild claims of speed and fuel economy. Had it out today, 30 MPH at 3000 Rpm's. Seemed to run good. Is this about right? If so what kind of real world fuel use can i...
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    Carb and idle

    Trying to idle this merc cruiser. Seems it should have a spring on the return. Adjusted the linkage and cant seem to get a happy medium. Idles to fast. push the carb linkage down and it is fine. Rev it or give it gas and try to return to idle and it gets to high. Seems like the linkage or...
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    3.0 mercruiser 1987

    Well been sick for a while. Now getting ready to pull the engine. Block patch held. But when the motor was running I got a large stream of water coming from inspection cover at the starter area. Many says freeze plug. Or core plug what ever your preference is. But on examination of the engine...
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    compression test

    Well since i have to pull the engine any way Decided to run a compression check. Not terribly bad as far as difference. But thought readings looked low. From what I seen it should be about 140 . Wife run after an oil can and some oil. Mine seem to have made off with the gremlins. So then did a...
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    1987 Starcraft Islander. 22.1

    Thinking 3/4 inch ply for the floor replacements. the islander is in three strips. Not sure if i need marine ply or not. I will be using the meritech vinyl on top. Figure Id paint all edges top and bottom with an epoxy paint before adding the vinyl.
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    What NOW!

    Well Got the out drive working by stepping back and inserting an MC1 till I can get this Alpha 1 redone. Fired it up and it was pumping great. then I noticed quickly! I have water flowing like a water fall. Yep, not sure where. But looks like either the exhaust manifold or some thing else. It...
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    Problems on the alpha 1 gen 1

    Never had so many problems as this one. It was over heated. So I changed water hose in gimble, all bellows, and new impeller twice and thermostat.. Flushed water from thermostat back through intake and exhaust manifold. Started it up and heat gage shows overheating. Pull intake hose at the...
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    auto pilot options

    Boats a v22 .1 1989 Starcraft Islander hard top. 3.0Mercruiser alpha 1 gen 1 out drive. Rack and pinion steering And the question is what's the best auto pilot for this boat that won't cost an arm and a leg. As I see it I have 3 options. A kicker motor and autopilot, an autopilot for the main...
  10. V

    impeller too big?????

    Well got a new driveshaft upper unit. Perfect match and seals and all look great. Well after having the drive off and all so many times. I think I'll replace the main gasket set just to be safe. Before assembling to lower unit. I decided to pull the impeller and peek. Impeller looks like its...
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    How to find the gear ratio of an alpha drive.

    I have a sticker on my Mercruiser That says Mercruiser transom assembly # OB852835 Can this be traced to find exact out drive and gear ratio. I've googled and have yet to find anything. I'm weighing buying another upper drive unit or trying to redo this one. But need to at least know gear...
  12. V

    Here I go again!

    First of all still the 1989 Starcraft 3.0 L 181 CID. When I got this boat it was getting too hot at idle with muffs. So I changed the Thermostat. Also decided to pull out drive when i found the bellows to be shot. So changed impeller also. Also the water house too with the bellows. Now all back...
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    Trim switch on throttle

    Why does my trim switch some times click but dont move the trim. Some times got to click several times.
  14. V

    Adjusting trim sensor.

    Well drive on and adjusted trim gauge sensor and limit switch. Limit switch seemed like it did very little by turning it. But came up to 6" 1/8 so called it good. As it was 6 +- 1/4 " Also adjusted the sensor but couldn't get it to rise full up fully when it was down all the way.' Remains 1/8...
  15. V

    Alpha 1 overheated badly

    Well the islander out drive has been more of a disappointment then I was hoping. It was running hot. So changed motor thermostat. Bellows were cracked so removed every thing and replaces all bellows, the water hose in there and Gimble bearing was good. Decided to redo the impeller so tor the...
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    My new to me Starcraft.

    Well Didn't figure on working on drive till winter. As the last owner and the marina who sold it to him guaranteed it was 100% water ready. But being a person who starts every I/O ownership with a inspection of bellows ,gimbal and impeller I just couldn't bring myself to be that rusting. So...
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    Mercruiser 3litre No Spark

    http://forums.iboats.com/forum/engine-repair-and-maintenance/mercruiser-i-o-inboard-engines-outdrives/9920412-mercruiser-3-0-no-spark-at-coil Just seen this post^^. I'm having same problem on an 87 3.oL except i have no points. Changed coil ,coil wire ,plugs cap and rotor. Juice to the coil but...
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    Starcraft Restorers

    I can use your help. I have an 87 Starcraft Islander. Im wondering how the bow deck is built. Seems to solid to be just aluminum. Is there some supports in it. Or is it thick marine plywood or what. My deal is I'm installing a pulpit. And i got close to a 2" hole to drill. Is there any thing in...
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    Adding a pulpit

    Well started planning my pulpit. Seem they all require tied off at anchor. But I'm wary of using regular cleats. Plus hoping to find a way to avoid going up and doing it. I use to have a gripper of sorts where the anchor could pass only one way. Until you pulled a rope to open the fingers...
  20. V

    Engine oil.

    Ok first off, I Di search and read the other threads. Tons and tons of them. But guess at my age, the brain gets confused more easily. Age old question on Merc crusiers. Which oils can i use be sides quick silver. Reason being I really dont want to pay the cost these days by the quart. And so I...
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