“Engine brake.” (1) “Engine brake” means a device that converts a power-producing diesel engine into a power-absorbing air compressor, resulting in a net energy loss

ORS 801.263 — under Chapter 801.

ORS 801.263

(2) “Unmuffled engine brake” means an engine brake that is not equipped with a muffler in good working order. [1993 c.314 §9]