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Show I THE MOTOR QUrZ I X How Many Can You Answer? Q. How often is the oil cir- J f culated through the engine's oil- & lng system at average driving x V speed? 1 f Ans. From 100 to 150 times f X an hour. Q. How is spark plug.preig- X x nition revealed? 9 Ans. The engine loses power and the driver often thinks he 4 Is running out of gas; a pinging x noise is sometimes heard ; miss- ? lng at continuous high speed. Q. What factors are neces- x $ sary for perfect carburetor performance? X x Ans. Proper carburetor ad- justment, good compression and S T ignition. ? |