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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Fot\]\s+TR3\s+main\s+seal\s+question\s*$/: 9 ]

Total 9 documents matching your query.

1. [Fot] TR3 main seal question (score: 1)
Author: "Steve Belfer" <colordog.1@earthlink.net>
Date: Sat, 11 Aug 2007 11:10:42 -0700
I've just dissassembled my spare TR3 race motor and taken the parts to a local machine shop and here's a silly question. When looking at the two aluminum half-circle's that bolt up to the block with
/html/fot/2007-08/msg00114.html (7,559 bytes)

2. Re: [Fot] TR3 main seal question (score: 1)
Author: Tony Drews <tony@tonydrews.com>
Date: Sat, 11 Aug 2007 14:02:44 -0500
That's a "scroll seal". The grooves in the crank spiral from the flywheel toward the inside of the block. The theory, as I understand it, is it will sling the oil back into the block. If you get the
/html/fot/2007-08/msg00116.html (9,070 bytes)

3. Re: [Fot] TR3 main seal question (score: 1)
Author: "Steve Belfer" <colordog.1@earthlink.net>
Date: Sat, 11 Aug 2007 12:22:12 -0700
Thanks again, Tony. Y'know, I thought it looked like it was designed to pump the oil back into the block. It worked well before so I'm not going to do the mod. I'd call this an "Anti-Leak pump, rathe
/html/fot/2007-08/msg00117.html (10,043 bytes)

4. Re: [Fot] TR3 main seal question (score: 1)
Author: "Stutzman" <stutzmans@comcast.net>
Date: Sun, 12 Aug 2007 17:21:41 -0400
there os a drain tube in the main bearing cap to drain the oil back into the Bruce _______________________________________________ http://www.team.net/donate.html Fot mailing list Fot@autox.team.net
/html/fot/2007-08/msg00124.html (11,213 bytes)

5. Re: [Fot] TR3 main seal question (score: 1)
Author: "Bill Babcock" <BillB@bnj.com>
Date: Sun, 12 Aug 2007 17:43:15 -0700
Actually you are looking at the source of many of those leaky Triumph jokes. Scroll seals, also called Labyrinth seals, work adequately on huge steam engines where there are scavenging pumps and oil/
/html/fot/2007-08/msg00131.html (8,611 bytes)

6. Re: [Fot] TR3 main seal question (score: 1)
Author: "Randall Young" <ryoung@navcomtech.com>
Date: Mon, 13 Aug 2007 14:42:49 -0700
A minor point, the oil should not be pressurized by the time it reaches that seal. There is a cavity between the seal & bearing, with a drain hole back into the sump. Some folks have theorized that
/html/fot/2007-08/msg00149.html (8,810 bytes)

7. Re: [Fot] TR3 main seal question (score: 1)
Author: "Greg Solow" <gregmogdoc@surfnetusa.com>
Date: Mon, 13 Aug 2007 19:49:22 -0700
The problem with the original seals is that there is excessive clearance between the crankshaft scroll and the alluminum housing. The factory setup gives .012" clearance on the diameter. That is just
/html/fot/2007-08/msg00153.html (11,259 bytes)

8. Re: [Fot] TR3 main seal question (score: 1)
Author: <tr3a58@verizon.net>
Date: Tue, 14 Aug 2007 06:52:33 -0500 (CDT)
I will have to say that I have used Greg's remade seals in at least three street engines and in my TR3A race motor. They work!. Save your old seals and send them to Greg. Dean T. 'Friends of Triumph'
/html/fot/2007-08/msg00156.html (12,428 bytes)

9. Re: [Fot] TR3 main seal question (score: 1)
Author: WEmery7451@aol.com
Date: Tue, 14 Aug 2007 11:08:29 EDT
<< The problem with the original seals is that there is excessive clearance between the crankshaft scroll and the aluminum housing. The factory setup gives .012" clearance on the diameter. That is ju
/html/fot/2007-08/msg00158.html (8,859 bytes)


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