TRX250r.org

Author Topic: Hall Precision Racing Pipe  (Read 7494 times)

Offline Skeans1

Hall Precision Racing Pipe
« on: November 26, 2015, 12:34:13 AM »
I've seen a picture of one of Jerry's pipes that are one piece just hoping to find a few better pictures of them or maybe Jerry will chime in and hopefully with some pictures.

Offline Jerry Hall

Hall Precision Racing Pipe
« Reply #1 on: November 26, 2015, 11:31:51 AM »
Quote from: Skeans1;61374
I've seen a picture of one of Jerry's pipes that are one piece just hoping to find a few better pictures of them or maybe Jerry will chime in and hopefully with some pictures.

Are you talking about a one piece pipe for the Honda TRX 250R or some other model?

Offline Skeans1

Hall Precision Racing Pipe
« Reply #2 on: November 26, 2015, 11:34:30 AM »
Quote from: Jerry Hall;61381
Are you talking about a one piece pipe for the Honda TRX 250R or some other model?

The trx250r ones Jerry thank you and happy thanksgiving.

Offline Jerry Hall

Hall Precision Racing Pipe
« Reply #3 on: November 26, 2015, 01:08:16 PM »
I do not have any pictures of that pipe.  I have not made that pipe in probably 25 years.  That HPR hand coned pipe made a gradual left turn after leaving the cylinder, then turned upward about 90 deg. then toward the right about 90 deg. and continued along behind the radiator, then made another 90 and back along the right side of the cylinder and then into the muffler.  The power curve shape was very similar to the "Bills pipe".

Offline Skeans1

Hall Precision Racing Pipe
« Reply #4 on: November 26, 2015, 04:30:18 PM »
Quote from: Jerry Hall;61386
I do not have any pictures of that pipe.  I have not made that pipe in probably 25 years.  That HPR hand coned pipe made a gradual left turn after leaving the cylinder, then turned upward about 90 deg. then toward the right about 90 deg. and continued along behind the radiator, then made another 90 and back along the right side of the cylinder and then into the muffler.  The power curve shape was very similar to the "Bills pipe".

Thank you Jerry, the picture of the one I saw was for a 330 you built, and didn't know if you had any pictures of the front of the pipes.

Offline hontrx265r

Hall Precision Racing Pipe
« Reply #5 on: November 27, 2015, 11:21:29 AM »

Best pic I have of one.

Offline havinnoj

Hall Precision Racing Pipe
« Reply #6 on: November 27, 2015, 01:43:33 PM »
Quote from: hontrx265r;61418

Best pic I have of one.

Thanks for the pic.  Never seen this pipe before!

Offline etccb

Hall Precision Racing Pipe
« Reply #7 on: November 27, 2015, 03:10:48 PM »
I liked the one piece routed like that, different. I had one from esr like that 1987ish and I believe one of the duncans went that route as well. Not for shorts but most reading this dont ride in shorts anyway.

Offline NOS_350x

Hall Precision Racing Pipe
« Reply #8 on: November 28, 2015, 02:02:23 AM »
If anyone had one and wanted it copied I could have my pipe builder copy it


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Offline hontrx265r

Hall Precision Racing Pipe
« Reply #9 on: November 28, 2015, 11:15:47 AM »
Quote from: NOS_350x;61433
If anyone had one and wanted it copied I could have my pipe builder copy it


Sent from my iPhone using Tapatalk

Jerry is a pretty damn good supporter of this site, and spends a lot of time on here answering questions. Time that is unpaid. Coming out and saying you have a guy to copy his stuff is probably not the most wise of comments, if you want him to continue that support.

Offline NOS_350x

Hall Precision Racing Pipe
« Reply #10 on: November 28, 2015, 11:23:12 AM »
Quote from: hontrx265r;61439
Jerry is a pretty damn good supporter of this site, and spends a lot of time on here answering questions. Time that is unpaid. Coming out and saying you have a guy to copy his stuff is probably not the most wise of comments, if you want him to continue that support.


It wasn't intended in any way to take business away in any way. Or degrade the contributions he has made to the community. Based off of his comment it didn't appear that he is interested in making that pipe again. That is the only reason I offered. Many people want nostalgic pipes that are no longer available, that is where my builder comes in. It's not to copy a current available pipe. What would the point of that be? Just get it from the original mfg.  I have my own measurements we use so  I'm not looking to copy a pipe and sell it as my own.


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Offline Jerry Hall

Hall Precision Racing Pipe
« Reply #11 on: November 29, 2015, 11:42:20 PM »
If anyone wants one of these old pipes I probably still have the patterns hanging on a nail somewhere in the shop and could build some.  I do not understand why anyone would want one of these old designs when there are pipes today that perform much better on radically built 250s.

Offline Skeans1

Hall Precision Racing Pipe
« Reply #12 on: November 30, 2015, 12:23:23 AM »
Quote from: Jerry Hall;61490
If anyone wants one of these old pipes I probably still have the patterns hanging on a nail somewhere in the shop and could build some.  I do not understand why anyone would want one of these old designs when there are pipes today that perform much better on radically built 250s.

Thanks Jerry I was just curious in how you had built them since you had said they were one piece pipes.

Offline Jerry Hall

Hall Precision Racing Pipe
« Reply #13 on: November 30, 2015, 10:13:49 AM »
Quote from: Skeans1;61491
Thanks Jerry I was just curious in how you had built them since you had said they were one piece pipes.

It was a one piece pipe hand coned pipe with many segments welded together but it does not use springs or bolts to hold 2 or 3 sub sections (leaking joints) together when installing the pipe on the quad.

 

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