Starting 87 SN Floor/Stinger Repair |
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Hollywood
Moderator Group Joined: February-04-2004 Location: Twin Lakes, WI Status: Offline Points: 13512 |
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I have found them online, in gross quantities however. I drive by ITW Fastex on my way to work, they apparently make these "double ended xmas tree" clips. Hopefully I can stop in one of these days and pick up a bunch.
Are you going to retain the original height of the motorbox? Might want to think about getting it up an inch or so to make room for some bolt-ons if you're going through the trouble. |
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SkiBum
Gold Member Joined: November-17-2006 Location: United States Status: Offline Points: 587 |
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I plan to go with a more seamless appearance, like the newer models. Wasn't even going to use them again. I am also in the process of converting my motor box to a clamshell.
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Hollywood
Moderator Group Joined: February-04-2004 Location: Twin Lakes, WI Status: Offline Points: 13512 |
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SkiBum, where are you going to get new combing pad clips? Those damn double-barb things are hard to find!
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SkiBum
Gold Member Joined: November-17-2006 Location: United States Status: Offline Points: 587 |
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I set the observer side stringer this morning. Applied a thick layer of epoxy resin, then two layers of 9oz E-gla$$. I rolled out all the air, layered more epoxy, then set the stringer on the hull. I used the aluminum motor frame to make sure everything lined up properly. Then weighed it all down to hold it in place. |
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SkiBum
Gold Member Joined: November-17-2006 Location: United States Status: Offline Points: 587 |
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The engine cradle is held on with lag bolts in the main stringers. Once I replace the stringers I will prep the engine cradle by cleaning and polishing it. Then, I will laminate it onto the stringers with epoxy resin and bolt it into place. I just finished fine tuning the observer side stringer. I will apply two layers of E-gla$$ with epoxy resin on each side tonight. |
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nuttyskier2002
Gold Member Joined: September-28-2005 Location: United States Status: Offline Points: 669 |
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Okay, I see in your pic what you are talking about. When I first looked at your pic at the top I thought I was seeing where your old stringer stopped and the new one begain. I realize now that that is the aluminum angle iron pieces of the cradle secured to the new stringers. That looks like a much better way to build a boat than the way that Ski Centurion does it. What does CC use to secure the cradle to the stringers?
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95 Malibu Echelon w/Mercruiser 350 Magnum Skier
Former boats: 88 Ski Centurion Tru Trac II 59 Chris Craft Capri (woody) |
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SkiBum
Gold Member Joined: November-17-2006 Location: United States Status: Offline Points: 587 |
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The SN has an aluminum engine cradle that also holds the pylon. The pylon is wedged between two aluminum beams and secured at the hull inside a receiver and tightened using two "U" bolts. This cradle will be instrumental in the proper positioning and alignment of the new stringers.
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nuttyskier2002
Gold Member Joined: September-28-2005 Location: United States Status: Offline Points: 669 |
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SkiBum, while you're in there this far I'd go ahead and re-anchor the main support that your ski pole is bolted to since your new stringers stop aft of that point. Here's what I did. Remove each lag bolt one by one. Mix up some epoxy and put it in a squeeze bottle or syringe. Squirt the epoxy in each whole and then quickly replace the lag bolt before the glue has a chance to leak out. I used a piece of cotton ball to put over the whole before replacing the bolt in harder to reach places.
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95 Malibu Echelon w/Mercruiser 350 Magnum Skier
Former boats: 88 Ski Centurion Tru Trac II 59 Chris Craft Capri (woody) |
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SkiBum
Gold Member Joined: November-17-2006 Location: United States Status: Offline Points: 587 |
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You have to look hard. Everything in the garage has a light coating of fine white fibergla$$ dust. Turns out it is very difficult to remove a stringer. I remember somebody posted that theirs came out like "butta". No such luck here. I am now over budget and behind on this project and it is only day three. I managed to prep the hull for the new stringer. It took longer than expected to reproduce the stringer on a new 2"x8". I still have to create the bevel then fine tune the fit. |
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farmer
Senior Member Joined: July-23-2006 Location: United States Status: Offline Points: 442 |
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It looks like you're a little past the good judgement part. Join the club. Farmer
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SkiBum
Gold Member Joined: November-17-2006 Location: United States Status: Offline Points: 587 |
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A great military commander once told me that major victories are achieved through audacity tempered with good judgement. I have the audacity part figured out.
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bkhallpass
Grand Poobah Joined: March-29-2005 Location: United States Status: Offline Points: 4723 |
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Bill, that's pretty ambitious starting your project on Christmas weekend. I wish it were me Please post your progress picks. BKH
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Livin' the Dream
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SkiBum
Gold Member Joined: November-17-2006 Location: United States Status: Offline Points: 587 |
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I just started my winter project. I cut away the floor of my 87 SN. I removed plenty of foam. Much of it was wet, but not as bad as I suspected. Today I pulled the engine. I hope to start with the observer side main stringer in the morning. I guess I didn't realize the floor was mostly fibergla$$ over foam. I haven't decided yet how I am going to put it back in place. I am thinking about cutting all of the stringers 1/2" shorter. Then, laminating a 3/8" plywood floor with one layer of epoxy and E-gla$$ on the bottom with two layers laminated on top. Pulling the engine was a treat. In the end, I had to deflate the observer side tire to get enough clearance with my crane. Tell me again, why did I start this project? |
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