go to www.ke70.com will help a bit more, or look at members rides and see what setups they have, it all comes down to what u want to use the car for i guess, i have cut ford au springs in the rear of my 70 with kyb excel g short strokes and i will be running 8kg fronts in a 86 coilover setup, if u want it for hills work go 6 front 4 rear