Daryl built our 87 Westy Syncro transmission and replaced both 3rd and 4th gears, we love it. Highway cruising at 70mph is around 3400rpm, it is much more enjoyable to drive, and easier on the engine. Mark in AK ----- Original Message ----- From: Max Wellhouse <maxjoyce@IPA.NET> Date: Thursday, June 30, 2005 3:10 pm Subject: Re: Gearing/rpm > If you are curious what "taller" gearing will do, I had my 90 GL's > trannyrebuilt by Mr. Weddle and had him put a 4.57 ring and > pinnion and a .77 4th > gear.With the Agilis 61's I am running a true 70mph at 3400rpm > now. I have > a first generation Boston Bob engine with minor cam and head > relief. It's > been dynoed at 85 BHP at 5000 rpm and 105 ft./lb. of torque at > 3000rpm. The lower rpms at cruising speed is a big plus, but if > you choose > to do this, spend the extra $200 and get a taller 3rd gear too, as > I have a > 1400 rpm drop off from 3rd to 4th. The van will churn up to 60mph > in 3rd, > but it would be even more beneficial to be able to downshift to > 3rd and > plant it when trying to pass someone on a 2 lane road. I believe > he has a > .70 fourth gear, but I would hate to see someone do that and then > not have > the engine power to pull that taller gear up even minor hills. I > woulf bet > Daryl C. could also do this and advise on feedback from his > customers as > well. > > Max > > At 12:31 PM 6/30/2005, Kim Brennan wrote: > >Yep, that souinds about right for stock trans and tire/wheels. > > > >Yep, in Southern Cal, you just about get run over driving at 70. Get > >used to sitting in the right lane. :) > > > >On Jun 30, 2005, at 10:52 AM, Karin Baker & Raymond Paquette wrote: > > > >>My tach reads about 4000 RPM at 70 MPH. Does this seem about > >>right? It's > >>an 87 Synchro. > |
Please note - During the past 17 years of operation, several gigabytes of
Vanagon mail messages have been archived. Searching the entire collection
will take up to five minutes to complete. Please be patient!
Return to the archives @ gerry.vanagon.com
The vanagon mailing list archives are copyright (c) 1994-2011, and may not be reproduced without the express written permission of the list administrators. Posting messages to this mailing list grants a license to the mailing list administrators to reproduce the message in a compilation, either printed or electronic. All compilations will be not-for-profit, with any excess proceeds going to the Vanagon mailing list.
Any profits from list compilations go exclusively towards the management and operation of the Vanagon mailing list and vanagon mailing list web site.