Needed to do inner and outer n/s sills and bought b/part had to undue spot welds on outer sill to move the panel the just up to the front chassis mount because it would not fit in place (too far forward) and also could not believe how thin and rusty the metal was! should have sent them back, now just bought a b/part front bumper and as my disco is metric I asumed the bolts on the bumper would be Wrong I assume they must be a/f will probably rethread them.