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

### Instruction:
What is the torque when engine code is N46B20 and power is ps (kw; hp)@6400?

### Inputs:
table_name: table, columns: ['Model', 'Years', 'Engine code', 'Power', 'Torque']

### Response:
SELECT Torque FROM table WHERE Engine code = n46b20 AND Power = ps (kw; hp)@6400