The Borg Warner Type 40 was used behind the 4.4 litre P76 variant.
It was often replaced with the BW35 when the original BW40 died.
Damien Haas
Peter Kent wrote:
>
> This is a list of the auto boxes that I am aware have been used behind
> Rover V8's:
>
> Borg Warner 35 - P5B, P6B
>
> Borg Warner 65 - SD1
>
> GM 180 (Trimatic) - SD1
>
> Chrysler Torqueflite - Range Rover
>
> Ford C4 - Range Rover
>
> ZF 4HP22 - Range Rover
>
> There is an number of adapter kits (including adaptor plate) for the GM
> Turbo 700R (possibly also suit Turbo 350 & 400), which have been used in
> both rear wheel and 4 wheel drive configurations.
> The GM Turbo 700R and ZF 4HP22 are both 4-speed (overdrive top)
> gearboxes, the rest are 3-speed.
>
> The ZF 4HP22 as used in the Range Rover has an output shaft and rear
> housing to suit mounting to a 4 wheel drive transfer case. We are
> currently investigating using a Range Rover ZF 4HP22 bell-housing/torque
> convertor/flexplate with a ZF 4HP22 gearbox from a Jaguar XJ40, in a
> Rover P5B coupe. The Jaguar sourced box has a conventional rear wheel
> drive output shaft and rear housing.The lock-up clutch is electronic and
> can be wired to a cabin switch activation/ brake pedal deactivation
> set-up. I'm told (but have yet to confirm) that the 1987-89 XJ40 boxes
> were purely cable modulated, the later ones are a combination of Cable
> and electronic modulation.
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