... conditioning units, generators, and stationary set.A: HL493 series engines is a developed product of 4JB1,Isuzu engineB: HL6102 series ... a developed product of 6BT,Cummins engineC: HL6126 series engines is developed product of steyr 615 engine (matching Stanford, ... wellhead)truck engine research fruit with Beijing auto companyhigh performance engines Here is only detailed data of HL493 series, we ...