First Generation Firebird-L Mailing List ......................................................................... > > Like I mentioned, I still like my doug nash (Richnibd) 5 speed! with a 2.56 > gear or a 3.08 gear you have the same "over drive" as a 4.10 with the TKO in > 5th. Take a look at David Pozzi's site about the gearing of the two > transmissions. The TKO has the same 3.27 first gear as the Doug nash, in my > opinion that is a very steep gear for a lower rear end. With > our Pontiac motors I feel that much more than a 3.31 would be too much gear. > Remember these are torque motors not high rev'ing. > http://www.pozziracing.com/richmond_transmission_swap.htm > > <http://www.pozziracing.com/richmond_transmission_swap.htm>Check out the > graphs of the gear spacing, very linear. You get the same torque > multiplication with a doug nash and 3.08 gears as you do with a TKO and > 4.10s... > > It is a little more work, but I like this transmission better than a TKO. > it does not shift as well, but you're not going to get that with an > externally shifted transmission. I like the way mine shifts, but for some > people it's a little bit too notchy and hard to shift. > > The only real draw back I see to this transmission is the fact that you > have to build a custom crossmember to get the driveline angles correct. You > can use a 700r4 crossmember or modify the TH400 crossmember. > > My only complaint with the swap is the fact that I should have gone through > my transmission before I installed it. 1st gear is an issue. I think it's > about to go bye bye. > > My .02 > > Paul Z. > 68 350 Coupe >
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