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Sorry Russ, I did not meant to make a big stink out of this but I do appreciate you sharing all that knowledge. Thanks ----- Original Message ----- From: "Russ Wolfe" <russw@classicvw.org> To: "Type 3 list" <type3@vwtype3.org> Sent: Friday, February 20, 2004 9:53 AM Subject: Re: [T3] Porsche tranny Swap > On Fri, 2004-02-20 at 02:14, phillip bradfield -- volkshaus wrote: > > >> What about in a '73 square? > > >> > > > Anything is possible. But what is the point? Would it be worth the > > > effort to give you bragging rights to say: "I have a Porsche tranny in > > > my VW" It won't give you any more power or speed. > > > Our trannies have approx. the same ratios, and with a taller gear, you > > > run out of torque from the engine on the hills. > > > I think Toby has a modified 5 speed tranny in his Squareback. But it > > > is > > > built from a VW tranny. > > > > So, Russ, you see no benefit with a 5 speed?? It is my understanding > > that a > > 5 speed has the benefit of having 1st-4th gears closer. And the 5th gear > > is > > the same ratio as a typical 4th. Correct me if I'm wrong with this > > thinking. > > With a stock tranny, and engine, you can run up pretty close to 65mph in > third, and cruise in fourth. Our 4th IS an overdrive. With a stock > engine, everything is pretty well matched, torque to rpm to mph. > Now when you start pumping the engine up to like a 2.0 liter, (like > Toby), that is a different story. > Our stock engines are pretty much limited to RPM, by their breathing > ability. Air in exhaust out. > This is where the old stories come from that you can drive a VW "Flat on > the floor all day long and not hurt it" comes from. This was from the > old 36hp days when the engine was choked by an intake manifold that was > probably less tha 1" in diameter and real long. It couldn't take in > enough air to hurt itself. > As displacement and fuel systems improved, that idea actually went away > as far as the mechanics were concerned. "Yeah, let people drive that > way, it is more money in our pockets repairing them." > All I am sying on the porsche tranny swap, is it worth the effort, for > the gains you would receive. Besides, the person asking has a '67, which > means a complete rear subframe swap to do it. > > > > I've heard good things about the 901 trans. Plus, I bet it is much less > > in > > cost than the Berg 5 speed kit, which isn't a complete trans. > > > When I worked a Nantista Volkswagen, Porsche, Audi, I saw way more > Porsche trannies apart per 1000 cars than I saw VW trannies. And that > one on Ebay is of that vintage. They were a fragile trans, if abused. We > would road test every Porsche as it was unloaded off the transport for > tranny problems. We would not accept them until we did. We found too > many that were just damaged in transport from Germany, and then we had > to fight with Porsche for the warranty claim after we took delivery at > the dealer. > It was kind of fun road testing 911 turbo Carrera's ;=) > > -- > Russ Wolfe > '66 FB MT > '71 FB AT > '65 Bug (not running) > russw@classicvw.org > http://www.classicvw.org > > > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org > >