My 228 is in !!!!!!!!!!!

Grady 228

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My boat got delivered a few days ago. So the questions begin. Will be mounting antennas on the hardtop this weekend.I haven't checked things out yet but is this a bolt through or just self tappers. Pre drill of coarse. :?: :?:
 

nightfighter

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Bolt it. Always overbuild in my book. Be sure to seal the holes and around the ant. base to keep water from getting into core of hardtop.
 

bc282

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Most definitely thru bolt.
Assuming you have a hard top with an electronics box overhead, you should easily be able to use a cable clam for the VHF cable and thru bolt from inside the box.

Try to put the antannae mount as far to the side as possible as to make it easier to lay down or put up the antannae. I just moved mine since the original owner had it near the middle of the top which was a real risk and pain since the mount tended to loosen up and would require tightening while on the water. Needless to say, antannae mount and location were changed this spring. The old S/S ratchet mount was a T&L mount, which was replaced with the new sexy Shakespeare 5187. No trials yet with the 5187, but if it's like it's predecessor 4187HD, it'll do fine. (i'm also assuming you're going to put a full 8' whip on top?)
 

gradyfish22

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Thru bolt and use the biggest washers you can find to back it, the bigger the better. As stated above, overbuilding it is best, and make sure to use a good sealant to coat the bolt hole and keep the hardtop water tight. Also as a side note, my antennas were mounted with a soft sponge like gasket between the metal mount and the hardtop, well after a few seasons something has happened and now they leave black streak's everywhere on my hardtop and down my cabin. My antenna mounts were not caulked around the base, I would recommend a clear silicone or GE Silicone II in Almond(red label) to seal it and keep this from happening, as well as keep water from seeping under the mount over time. As stated above, overdoing it is the best way and in the end typically saves you work.
Also as mentioned above, make sure you can reach the antennas without climbing on the top, mine are mounted only a few inches from the edge of the hardtop, just on the outside of the hardtop metal work, makes them easy to reach and lay down or put up, my center antenna(I have 3) is a pita to reach, I have to hang on my hardtop to reach it. Wish the previous owner was a little more conscience of this and moved it forward a few inches infront of the hump to make it easier to reach.

Good luck with the new boat!!
 

Grady 228

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Thanks guys !! Will be tearing off the shrink rap shortly and start mounting those antennas.
 

Grog

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Thru-bolt 1/4 x 20 with fender washers and self locking nuts (all stainless). I use 3M 4000UV. It stays white in the sun cleans up resonably well and holds up better than silicone.
 

freddy063

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plan for the future make sure you leave space for future antenna adds, plan were the GPS ,Radar and other antenna go. Keep there min space Radar should be 3 to 6 feet at lease from vhf and uhf antenna. Talk to a good radio guy befor you start drilling holes.
 

Grady 228

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Thanks guys. Antennas are done, rookie question once I got down to it. Through bolted and used the largest washers possible and all sealed up wires are in place. I'm ready to hook up to power which is this weekends next project.