

| Subject: | Re: vanagon with ticco engine/vibrations - discussed yes, figured out no! |
| From: | Nock |
| Date: | Sun, 23 Feb 2003 15:58:30 -0800 |
beat to death yes, but definitively figured out - no! (at least for this van!) I have been to your website may times (fabulous and thanks) and searched the achives many times. Below I have a list of all that has been done. It is mostly everything every discussed. That is why I am so frustated. Better, Absolutely. Fixed - well no. My question now is what can I expect? What was the result of all the discussion? Flat out I ask, Should the sound/tone be the same at 3,000 (no - drone) as as 3500 (drone) - like it is a modern car? Has this been achieved in any ticco powered van? If so I want that quite ride in mine! I simply cannot stop. This is the list of fixes installed on this van: w/ free hung exhaust per McClean (from list) w/ cat support bolted directly to engine block (ie no rubber) w/ rubber mounted alternator bracket per someone on the list (from list) w/ mastic rubber sheets on body metal (from list) w/ drivers right side forward engine support bar rubber bushing welded (from list) w/ custom weather stripping on all doors to make door joints "surface flush" and help eliminate wind noise (not from list) w/ extra muffler hangers on the manifold to make sure it is not resonating (not from list) w/ 2 pieces of sheet rock laying flat on van floor to help eliminate sound from floor (not from list this is temporary!) ----- Original Message ----- From: "Alistair Bell" <albell@uvic.ca> To: "Nock" <McNock@easystreet.com>; "vanagon" <vanagon@gerry.vanagon.com> Sent: Sunday, February 23, 2003 2:18 PM Subject: Re: vanagon with ticco engine/vibrations > This subject has been almost done to death on the list, try searching > archives! > > And I have some info on my website. > > Alistair > > -- > '82 Westy -> diesel converted to gas in '94 > albell@uvic.ca > http://members.shaw.ca/albell > > > > > on 23/2/03 12:55 pm, Nock wrote: > > > On trying to rid the "last vestige" of drown between 3-4K rpm. > > > > Could it be that it is not the exhaust, but simply that the rear engine > > mounts are inadequate for the engine at 3-4K? I have heard that this > > engine, vibrates a lot AND has a natural resonance at 3-4K. Maybe the rear > > mounts (which are primitive and small by modern standards) are letting this > > vibration reach the frame, which in turn creates, in large open space of the > > vanagon body type, the "drone" type sound we hear? > > > > How can we test if it is engine mount related our exhaust related? > > > > Can any user help with this? > > > > Andrew Nock >
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