

| Subject: | Re: Neils' Downpipe/"Y" pics + exhaust flex bushing and pipe reducer questions |
| From: | neil N |
| Date: | Fri, 4 Apr 2008 08:30:00 -0700 |
<G> Yup it's a Frankenstein! Not fired up yet. Still lots to do. Neil. On Thu, Apr 3, 2008 at 11:18 PM, Jake de Villiers <crescentbeachguitar@gmail.com> wrote: > Geez Neil, that's truly FUGLY, but I bet its going to work just fine. :) > > I think the flex is a great way to isolate the mass of the muffler. Have > you fired it up yet>! > > > > On Thu, Apr 3, 2008 at 8:25 PM, neil N <musomuso@gmail.com> wrote: > > Hi David. > > > > Yes. Thanks. For sure. > > > > I'll be bracing exhaust system from muffler to Driver and Pass. side > > of engine. Lot's of threaded holes on Driver side of block, not so > > sure where to mount from pass side. Maybe I'll do it from from bottom > > of accessory bracket. (No PS pump there.) > > > > Is using a flex joint in exhaust system a bad idea? > > > > I'm kind of modeling mine after this design (Tiico I think): > > > > > http://tubaneil.googlepages.com/Vanagonjettaexhaust.jpg/Vanagonjettaexhaust-full;init:.jpg > > > > Thanks, > > > > Neil. > > > > > > > > > > > > On Thu, Apr 3, 2008 at 7:28 PM, David Marshall > > <mailinglist@fastforward.ca> wrote: > > > Neil, > > > Are you going to add any bracing for that exhaust system? You really > want > > > to design that so there is NO flex in the system and the exhaust moves > with > > > the engine. Envision a ruler off the edge of a table - vibrates quite > well > > > - if you put it between two tables it is rock solid. If there is any > > > vibration in the exhaust you will hear it, feel it and eventually break > it. > > > > > > David Marshall > > > > > > http://www.hasenwerk.ca > > > Box 4153, Quesnel BC, Canada V2J 3J2 > > > > > > Engine Conversion FAQ - http://www.hasenwerk.ca/faq > > > > > > > > > > > > On Thu, April 3, 2008 18:36, neil N wrote: > > > > Hi all. > > > > > > > > Thought some might get a kick out of seeing the massively ugly > > > > concoction I came up with. Yes those are some truly horrible welds, > > > > and yes it's over welded, but it's a long story. Believe it or not, I > > > > spent many hours on that thing! And no, I'm not making a new one! (for > > > > now anyway --- :^) > > > > > > > > Questions: > > > > > > > > The flex bushing shown on same page, looks like a butt weld type. I > > > > bought it knowing it would be, but looking at it in hand, it just > > > > seems like a slip fit would be stronger. Is there such a thing? > > > > > > > > When looking at Dynomax.com catalogue of pipes, the terminology of > > > > ID/ID or ID/OD reducers has me confused. I want to reduce the 2-1/4" > > > > OD pipe to stock Vanagon pipe (1-3/4" ? OD) as I'm using a stock > > > > Vanagon muffler. > > > > > > > > Partial exhaust and flex bushing pics: > > > > > > > > http://tubaneil.googlepages.com/exhaustdownpipey > > > > > > > > Enjoy your laugh! --- :^) > > > > > > > > Thanks, > > > > > > > > Neil. > > > > > > > > > > > > > > > > -- > > > > Neil Nicholson. 1981 Air Cooled Westfalia - "Jaco" > > > > > > > > http://web.mac.com/tubaneil > > > > http://tubaneil.googlepages.com/ > > > > > > > > > > > > -- > > Neil Nicholson. 1981 Air Cooled Westfalia - "Jaco" > > > > http://web.mac.com/tubaneil > > http://tubaneil.googlepages.com/ > > > > > > -- > Jake > 1984 Vanagon GL > 1986 Westy Weekender "Dixie" > Crescent Beach, BC > www.crescentbeachguitar.com > http://subyjake.googlepages.com/mydixiedarlin%27 -- Neil Nicholson. 1981 Air Cooled Westfalia - "Jaco" http://web.mac.com/tubaneil http://tubaneil.googlepages.com/
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