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VW 5 speed

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lowrider Officially Full-On Dubber

329 posts · joined Sep 2002 ·

#225752
I know of an 'add a cog' conversion for sale....
anyone know anything about these & how successful they are?
An overdrive 5th in the KG would be great.

barls Administrator Causer of Chaos and Mayhem

9,473 posts · joined Jun 2004 ·

#225767
i know that they require a bit of body work to fit it in as the nose cone is larger in diameter, also need a different shifter
“We all pay for life with death, so everything in between should be free.” Bill Hicks
the chaos project - click me

lowrider Officially Full-On Dubber

329 posts · joined Sep 2002 ·

#225797
just reading an article in an old VW mag.
If its the same conversion, the box has a bigger nose cone
but the whole unit is no longer.

barls Administrator Causer of Chaos and Mayhem

9,473 posts · joined Jun 2004 ·

#225799
is that the one in hot vws and dunebuggies
“We all pay for life with death, so everything in between should be free.” Bill Hicks
the chaos project - click me

pete wood 23 Windows of Awesome

6,828 posts · joined Jan 2004 ·

#225900
be worth reading the write up on 5 speeds on www.geneberg.com before you do anything. I thouthg it had some really good stuff to sat and Gene was always the benchmark. He made 5 speeds before porsche if I'm not mistaken.
"stoopid is stronger than axles"
http://drivingnotpolishing.blogspot.com.au/

lowrider Officially Full-On Dubber

329 posts · joined Sep 2002 ·

#225916
I read about one by Tru-Shift in May 91
Australian VW Power.
The Gene Berg thing is an interesting read...

Buggyboy Officially Full-On Dubber

255 posts · joined Oct 2003 ·

#226035
Are you chasing a 5spd gearbox, I know a bloke who had one for sale, cant recall how much it was though.. let me know if you are interested and I will chase up his number.

lowrider Officially Full-On Dubber

329 posts · joined Sep 2002 ·

#226139
I remember seeing one for sale at Action Day last year.
thanks but I think I'm over the idea now.

56astro Custom Title Time!

1,772 posts · joined Aug 2002 ·

#226141
barls wrote:also need a different shifter
Why would you need a different shifter?

VW car, VW engine ...... keepin it "real"
35MPG on 101.3kPa

Doug Sweetman Nil Bastardo Carborundum

2,128 posts · joined Sep 2002 ·

#226180
5 speed would be great IMHO but just keep in mind that most kits have the standard 4th ratio (0.89, which is overdrive at any rate) as the 5th ratio, and shorter gaps in between. Unless you put a taller 5th in, it wouldnt change your cars cruising revs at all.

tdegens Wolfsburg Wizard

425 posts · joined Apr 2004 ·

#226377
I have a 5 speed and it is getting sorted at the moment as it was jumping out of 4th. will get it back soon so it will be interesting to see how it goes. It means that the motor revs lower and cools slower as well. Maybe why the motor was cookde out a bit. I am going to put in a t4 motor with upright cooling if I cannot fit in the normal cooling assembly.
The 5 speed box does look pretty good stuff though and I hope that graeme from midcoast volks werks can get it together again.

Pete McC Learner Dubber

13 posts · joined Aug 2004 ·

#227440
tdegens: Just because a motor is running slower and cooling slower doesn't mean it will overheat easier, the VQ engine is designed o cool itself at the right rate no matter how fast/slow it's going, otherwise it wouldn't be safe to let it idle for any length of time, the harder you rev the herder the fan blows, sure, but you're also generating more heat which is why it has to blow hard, if you don't generate the heat you don't need the cooling to get rid of it. If your motor was cooked there's probably another reason, check your tinware is all there and your thermostat is working and connected properly. If there is a problem you might as well try and sort it...
www.nboc.org.uk
Northern Ireland's only air cooled club

ratty 63 Custom Title Time!

1,083 posts · joined Oct 2003 ·

#227639
...what Pete McC said is absoloutly true - have a look around for other issues, something sounds wrong....

R
40hp, 6V and ...er... slowly making improvements 😂

It's nice to be important, but it's more important to be nice!

Founding member of the Gold Coast Dub Club Inc. 🙂

aggri1 Insano Dub Head

824 posts · joined Dec 2003 ·

#227663
Yeah but there are also some thermodynamical considerations. High torque and low speed will run hotter than higher speed and lower torque, corresponding to equal power, which means the same road speed, for instance. But the definitions of high and low are variable.

Greater air flow (not just to cooling fan), expansion cooling, lower combustion efficiency, higher combustion pressures, I don't know, there are a bunch of things which could affect it.

While testing an early eighties diesel for exhaust particulates, we noticed that this trend seemed to apply. On VW engines, this may correspond to 'lugging' the engine, which would be bad for it anyway, so you wouldn't do it. I suspect that the range over which a Volksie aircooled engine works best is quite adequately cooled, as Pete said.

Still, I like the diesel principle: heaps of torque from down low. I'd love to be able to cruise at 100 doing 1500rpm. Perhaps a fifth gear would be useful when going down gentle hills. Why have the engine hooning away at 4000rpm when it's under very little load?