

| Subject: | Re: vanagon Digest - 23 Jun 2007 (#2007-635) |
| From: | Mike Riley |
| Date: | Sun, 24 Jun 2007 00:48:53 -0400 |
please take some pics!!! mike --- Automatic digest processor <LISTSERV@GERRY.VANAGON.COM> wrote: > There is one message totalling 30 lines in this issue. > > Topics of the day: > > 1. Timing Chains, Belts, Gears, etc > > ---------------------------------------------------------------------- > > Date: Sat, 23 Jun 2007 21:32:24 -0400 > From: John Reddick <SVYOLO@YAHOO.COM> > Subject: Re: Timing Chains, Belts, Gears, etc > > I have worked on older marine diesels that used gears to drive the OHC. > I think they never took off in autos as they are probably very noisey. The > Marine diesels made such a racket you never noticed the gear noise. > The SVX intake cam is gear driven off the exhaust cam instead of having > another loop in the timing belt. The intake gear is very interesting and > complicated. The gear is actually two gears, sandwiched together. The two > gears have a spring which pushes both sets of sprockets away from each > other, to eliminate lash, and probably noise. > I used to think timing belts were cheesy. After a decade and a half of > use in the majority of cars, I am over it. My only dislike of them is what > OEM dealers charge to change them. Many are a ripoff, and some cars they > are difficult to get to. Timing belts are cheap, smooth, and very quiet. > All that being said, having a belt versus a chain had no effect on our > choice of the ECOTEC over the ZETEC. I do think it has a slight economic > advantage for us and a long term customer, but not enough to tip the balance > one way or the other. > I am working on putting a 2.4 Ecotec (177 hp)in my Westy right now. I > can't wait to see how it compares to the other engines that have been in the > same van over the last couple of years. (SVX, 5 2.5's, 1 2.2). I can't wait > to get the adapter plate and flywheel done so I can bolt it up. > > John > East Coast Vanagon > > ------------------------------ > > End of vanagon Digest - 23 Jun 2007 (#2007-635) > ***********************************************
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