Paxman 12YJ “Ventura” crankshafts for sale (x2) Commercial part no: 12YJ17120T  NSN: 2815-99-536-1055 Between 1960 and 1992 over 1,000 Ventura engines were built in Colchester, 426 of them the 12 cylinder version, of which 159 were marine propulsion units and 123 were auxiliary marine ( gen-set) units. We have been instructed to market 2 new […]