CREATE TABLE table_1147705_1 (engine_type VARCHAR(255), max_torque_at_rpm VARCHAR(255))
What is the engine type when the max torque at rpm is n·m ( lbf·ft ) @ 4,800 Answers:?
    
SQL: SELECT engine_type FROM table_1147705_1 WHERE max_torque_at_rpm = "N·m ( lbf·ft ) @ 4,800"