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12a full bridgeport with 2 piece apex seals possible ???

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Old May 23, 2011 | 03:53 PM
  #1  
gready123456's Avatar
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From: trinidad and tobago
12a full bridgeport with 2 piece apex seals possible ???

I have a full bridgeport 12a i am about to assemble the engine but i have 2 piece apex seals. After some research on the using these seals on a full bridgeport i am unsure of what to believe because of mixed results some says it works some say the end pice (small triangle tips of the seals) would get stuck between the port and the notched housing. Please give me some advice on weather or not i can actually use these seals or i should get one piece seals

Here are some cool pics from ausrotary concerning this matter


http://www.ausrotary...+cut+bridgeport




some say it will work some say its will turn out to be a mess

Any advice ????

in my eyes i think it could work with a conservative bridged secondaries what i am uncertain of is if there is thrust the assist piece might drop down a little and may cause damage to the housing
Attached Thumbnails 12a full bridgeport with 2 piece apex seals possible ???-002.jpg   12a full bridgeport with 2 piece apex seals possible ???-draw2.jpg  

Last edited by gready123456; May 23, 2011 at 04:01 PM.
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Old May 23, 2011 | 05:27 PM
  #2  
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You would be fine with cad drawing because you have so much plate support. Not so with your actual scrib marks in the 1st pic. No one is comfortably going to tell you to use those 2-piece in that full bridge of yours. I wouldn't without long term PROFF that it's ok.
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Old May 23, 2011 | 06:03 PM
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I have 2 piece apex seals in my 12a full j bridge. It has been done and is no biggie as long as you plan ahead and have enough bridge to support the apex and corner seal.

I can see about half of the corner seal thru the ports as I turn it over by hand. That's a pretty thick bridge you have there.
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Old May 24, 2011 | 04:31 AM
  #4  
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From: trinidad and tobago
mixed results as usual lol
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Old May 31, 2011 | 03:20 PM
  #5  
Fernando Luna's Avatar
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Smile

Hi

I´ve used it many times and there is no problem. I´ve done 12A and 13B bridge port engines and never had any problem using 2 piece apex. Of course if you intend to run (which must be the purpose of brigeporting) it will run better and faster with the most light carbon apex seals from Racing Beat. Good Luck
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