Originally Posted by pee vee

as an off-shoot from this,
what exactly would be needed to convert a standard 4x4
cosworth running gear to the 3.9 set up that Gareth and Porkie
are talking about?
Rear diff, but what effect does this have on Transfer box/front diff?

sounds exactly the sorta thing i would like TBH
quick off the line and thru the gears,
but not too bothered about going anything abouve 120
at all really.

sounds good especially if you dont need a crazy 600 bhp to get
the cars accelerate quickly.

thanks!!