I have a 1979 rs 2000 running a bda twincam through a lsd axle
approx 185 bhp at the weels
also have a 1983 ford fiesta xr2 rear weel drive converted running escort cosworth lump, front mount intercooler, hybrid turbo, remapd to proven 382 bhp 1/4 mile in 10.21 seconds. So not for the faint hearted!