Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_60 (engine INTEGER, model VARCHAR, chassis VARCHAR)
### Question:
Which Engine has a Model of sl500, and a Chassis smaller than 129.067?
### Answer:
SELECT MIN(engine) FROM table_name_60 WHERE model = "sl500" AND chassis < 129.067