TVR 350i Wedge gearbox
TVR 350i Wedge gearbox
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jp2405

Original Poster:

24 posts

99 months

Tuesday 11th July 2017
quotequote all
Hello

I wonder if someone could help me with some gearbox information. My wedge's gearbox is in need of repair (synchro hubs, selector forks...). Are the Land Rover LT77 gearbox parts the same as SD1 Vitesse LT77? I appreciate the ratios are different, but I am hoping that is provided by the actual gears (which are all right) rather than the parts which I have been advised need to be replaced. Thanks in advance for any help.

John

pk500

1,975 posts

228 months

Tuesday 11th July 2017
quotequote all
I built a gearbox for my lads 350! Out of a Landrover and a tvr box both lt77

350zwelgje

1,820 posts

277 months

Tuesday 11th July 2017
quotequote all
350i had the SD1 Vitesse box as standard, so yes same LT77.

But for parts the suffix is important to get the same parts (could be that it is not a Vitesse box anymore), so to be sure look this up (RPi website has information how to find it) it is like a chassis number on a flat spot on the box in which there is a character, think Vitesse LT77 is D.
Later boxes seem to be even stronger (land-rover) and some rebuilders are able to improve the input shaft bearing and put an oil (standard nothing present!) on the selector shaft, avoiding oil to leak out as it does (need to top up mine every year..., which is filled with Mobil1 since a couple of years).

Rob

jp2405

Original Poster:

24 posts

99 months

Wednesday 12th July 2017
quotequote all
Thanks very much to both of you. A great relief - I was beginning to think that the supply of spare parts had dried up!