Not bad money is it, a novice like me could get a better understanding of what a 3xv engine is about, just by taking it apart, but i suppose putting it back together is the clever part! I do have a fully reconditioned standard crank, i presume theyre all standard engines, it does say make offer, not bad money is it,that seller has loads of parts, he told me hes got a 40 ft container arriving soon.