Date: 17 Sep 2002 04:26:13 GMT
Subject: Re: Need opinions of what tranny oil to use

Someone who looks an awful lot like Morgan Bullard <> wrote: (snip good stuff about oil terminology and technology) > BTW, very few gears in modern cars are anything but helical cut due to NVH requirements. > The helical gears are less efficent and not as strong as a bevel, and add a axial thrust component > that has to be taken care of by the bearing, but they do reduce the N in NVH. Does anyone know if Saab has gone (back) to helical-cut gears? My understanding is that the C900 was not, but has this changed again? Dave Hinz

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