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MT75 Gearbox Mount
Cubby - 1/3/10 at 05:11 PM

Hi Guys,

Does anyone know where you can get an uprated Gearbox mount for the mt75 Sierra?

Cheers


big_wasa - 1/3/10 at 05:17 PM

Should be the same as the t9

I made my own


mcerd1 - 1/3/10 at 05:25 PM

I thought they were the same too - so assuming you've got this type at the moment:


you could try one of these as a starting point:


thats the 4spd type as used by westfield and caterham (weirdly caterham are one of the cheapest places to get them )
the are a bit smaller than the 5spd ones, so you'll need to do a little work to make it fit

I can give you sizes for either type if you need them...


stuart_g - 1/3/10 at 05:42 PM

Westfield use two bobbin type mounts with sleeved nuts to attach to the gearbox.

Picture of item


Linky to item page


turbodisplay - 1/3/10 at 05:44 PM

burton power do them, about 70 pounds, but very strong!
Darren


Cubby - 1/3/10 at 05:48 PM

cheers guys,

could you tell me the sizes if poss?? (centre to centre hole dimension)


mcerd1 - 1/3/10 at 06:53 PM

done some quick measurements just now give or take 0.5 of a mm

5 spd mount: 142mm ctr to ctr



4 spd mount: 94mm ctr to ctr
(upside down in pic)


its also worth noting the 4 speed mount is slightly taller ~18.5mm from the bottom to the top of flat in the middle
(i.e. 4.5mm higher than the 5 speed one)


[Edited on 1/3/10 by mcerd1]


Cubby - 1/3/10 at 07:08 PM

Thanks for the info .Much appreciated.


mcerd1 - 1/3/10 at 09:03 PM

forgot the link: mount

[Edited on 1/3/10 by mcerd1]