Paxman Valenta MML HST opening up leaving Der Full power being requested from the Paxman Valenta power unit leaving Derby The scream is deafening from the front window as it winds up, ear defender territory me thinks All you boy racers out there, this is what real power sounds like and over 2200HP of it (plus theres another one on the back too) Tags : HSTValentaClagPaxmanMMLDerbyTrashPowerTrainDiesel Visto : 5820 video subido por SANSPAREIL1977 .