Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the engine type when the max torque at rpm is n·m ( lbf·ft ) @ 4,800 Answers:?

### Inputs:
table_name: table, columns: ['model', 'max. motive power', 'max. torque at rpm', 'engine displacement', 'engine type', 'engine configuration & notes 0-100km/h']

### Response:
SELECT engine type FROM table WHERE max. torque at rpm = N·m ( lbf·ft ) @ 4,800