Date: Sat, 19 Jan 2008 21:37:41 -0800
Reply-To: Jake de Villiers <crescentbeachguitar@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Jake de Villiers <crescentbeachguitar@GMAIL.COM>
Subject: Re: Was: ...talk me out of buying diesel Vanagon?.... Now: gear
ratios
In-Reply-To: <c4e7c5f90801192044y10853551mf3c7b2576454a373@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1
Multiply the R & P ratio by the gear ratio to get the overall gearing.
On Jan 19, 2008 8:44 PM, neil N <musomuso@gmail.com> wrote:
> Hey Jake.
>
> That was what I originally thought (posted)
>
> I assume this type of figure applies to the forward and reverse gears
> too. (P 34.1b Bentley)
>
> Thanks for confirming!
>
> Neil.
>
>
>
> On Jan 19, 2008 8:26 PM, Jake de Villiers <crescentbeachguitar@gmail.com>
> wrote:
> > Teeth Neil; ring first, then pinion. That's your "rear end ratio". :)
> >
> >
> >
> > On Jan 19, 2008 7:49 PM, neil N < musomuso@gmail.com> wrote:
> > > Thanks Shawn.
> > >
> > > I thought 5th would reduce RPM's significantly. Obviously not. :)
> > >
> > > I'll check out your website and when I have a minute, I'll study your
> > > findings. Thanks for providing them.
> > >
> > > Yah I find the reverse gear ratio on my air cooled could stand to be
> > lower.
> > >
> > > But in regards to the figures in Bentley......
> > >
> > >
> > > "Final drive 38:7 = 5.428"
> > >
> > > What do the first two numbers mean?
> > >
> > > Sorry for such an elementary question. :^)
> > >
> > > Neil.
> > >
> > >
> > >
> > >
> > > On 1/19/08, Shawn Wright <vwdiesels@gmail.com> wrote:
> > > > Yup, the DX 5 speed is very close in top end to the ACW 4 speed -
> that's
> > > > what I pulled out of my '88. Both give about 3300rpm at 100km/h -
> 62mph
> > or
> > > > so with 195/75R14 tires IIRC. The gear ratio chart is on my website
> (see
> > my
> > > > sig). It's an Excel file. With a 1.9TD, or a non-Westy, I'd be
> tempted
> > to go a
> > > > but taller gearing, but with a 1.6TD , the DX is just about perfect.
> The
> > low 1st
> > > > gear is great for tough starts on steep/rough terrain; I only wish
> > reverse were
> > > > the same low ratio. The 5sp shifter takes some getting used to
> though,
> > and
> > > > swapping into an '82 van is not trivial. It is simple on '83+ vans
> > though,
> > > > provided you have all the pieces.
> > > >
> > > > On 19 Jan 2008 at 21:03, Jim Felder <jim.felder@GMAIL.COM> wrote:
> > > >
> > > > > Neil;
> > > > > Maybe Shawn Wright will chime in. He has done a chart calculating
> the
> > output of
> > > > > various vanagon transmission series. I seem to remember that the
> > 5-speed is good
> > > > > for nearly ten more mph than the 4-speed, but that maybe
> optimistic.
> > Anyway,
> > > > > it's more as I remember.
> > > > >
> > > > > Jim
> > > > >
> > > > >
> > > > > On Jan 19, 2008 3:53 PM, neil N <musomuso@gmail.com> wrote:
> > > > >
> > > > > > Hi all.
> > > > > >
> > > > > > A look at Bentley and search of archives still has me scratching
> my
> > > > > > head somewhat.
> > > > > >
> > > > > > P34.1b shows figures such as (for the DX 5 sp w/1.6 NA diesel):
> > > > > >
> > > > > > Final drive 38:7 = 5.428
> > > > > >
> > > > > > Does this mean 38 teeth to 7 teeth = a gear ratio of 5.428:1 ?
> > > > > >
> > > > > > My questions spawn from posting of Jim Felders' mention of the 5
> > speed
> > > > > > tranny and 1.6 diesel.
> > > > > >
> > > > > > From what I can gather, the final drive combined with the 5th
> gear
> > > > > > will reduce RPM's of the engine than an ACW (P 34.1a)
> > > > > >
> > > > > > True?
> > > > > >
> > > > > > TIA,
> > > > > >
> > > > > > Neil.
> > > > > >
> > > > > >
> > > > > > --
> > > > > > Neil Nicholson. 1981 Air Cooled Westfalia - "Jaco"
> > > > > > http://web.mac.com/tubaneil
> > > > > >
> > > > > > Engine swap beginings: http://tubaneil.googlepages.com/
> > > > > >
> > > >
> > > >
> > > > Shawn Wright
> > > > http://members.shaw.ca/vwdiesels
> > > > '88 Westy 1.6TD 5 speed
> > > > '85 Jetta Diesel 1.6NA
> > > >
> > >
> > >
> > > --
> > > Neil Nicholson. 1981 Air Cooled Westfalia - "Jaco"
> > > http://web.mac.com/tubaneil
> > >
> > > Engine swap beginings: http://tubaneil.googlepages.com/
> > >
> >
> >
> >
> > --
> > Jake
> > 1984 Vanagon GL
> > 1986 Westy Weekender "Dixie"
> > Crescent Beach, BC
> > www.crescentbeachguitar.com
> > http://subyjake.googlepages.com/
>
>
>
> --
> Neil Nicholson. 1981 Air Cooled Westfalia - "Jaco"
> http://web.mac.com/tubaneil
>
> Engine swap beginings: http://tubaneil.googlepages.com/
>
--
Jake
1984 Vanagon GL
1986 Westy Weekender "Dixie"
Crescent Beach, BC
www.crescentbeachguitar.com
http://subyjake.googlepages.com/
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