"What'd yuh want to stop her for ?" "I didn't!" Foster's consternation was ample proof of his innocence.
"What the devil ails the thing ?" "You tell me, and I'll fix it," Bud retorted savagely.

Then he smoothed his manner and went back to the carburetor.

"Acts like the gas kept choking off," he said, "but it ain't that.

She's O.K.I know, 'cause I've tested it clean back to tank.

There's nothing the matter with the feed--she's getting gas same as she has all along.