they are not that bad i know my m8 has used quite a few sets in th e rover k series hesa proffesional engine builder hellier performance hes called. i think the killer with the xud is the ridiculous weight of the pistons 864g a rod and piston about 1.6 kilos
jason at hellier suggested i give arrow a call their steel rods are very good
jason at hellier suggested i give arrow a call their steel rods are very good