Proper Rear Beam, Jaguar 'Power Loc ' diff, Chassis connector bars, Leda coilover, Rear Twin springs to limit dip & Toyo 888 of Dunlop DO range of tyres. That lot will allow 800bhp down in 2nd gear without a hint of the typical Cossie problems.
If you want your car simply for 1/4 miles & its not a road car best speak to someone like Danny B at Adrenaline.