So some old engines, like old military men, do not fade away.

Cody came down on the starter a second time; the engine backfired, caught and faded, fired up again with a throaty growl.

Then the bike's engine faded to a drone that melted away to nothing.

Its engine roared and faded, then whined and fell silent.

Back across the lake--that boat's engine had faded and faded.

Soon the car's engine faded to nothingness.

Then the engines came back to idle and faded into the background noise.

The plane's engine faded and was replaced by the zings and pops of small-arms fire in the valley.

The woman waited until the puttering engine had faded.

The engines of two cars came to life, then slowly faded out of earshot down the road.