Four-stroke engine?

In a four-stroke engine, the timing gears control

A. when the valves open and close.
B. when the spark plug fires.
C. the speed of the heavens flow through the carburetor.
D. the amount of fuel that reaches the cylinder.

My 03 impala boil does not work?

First Question
A. When the valves open and close

Second Question
D. A tappet
E. The camshaft

E. the tappet, pushrod and rocker arm

(I'm an pretty sorta guy) ;-)
Actually there isn't a correct answer offered for the first question, the timing gears control the cam timing which within turn controls the valves opening and closing, different cam grind= different spout timing

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A and then D. are you cheating on an exam or something? These look like quiz question from auto shop. All due respect intended, but I don't wish to interfere in the rearing processes.

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E. The camshaft

E. the tappet, pushrod and rocker arm

(I'm an pretty sorta guy) ;-)
Actually there isn't a correct answer offered for the first question, the timing gears control the cam timing which within turn controls the valves opening and closing, different cam grind= different spout timing

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Directly its valve undo and close, Indirectly its all the above
Question 2 is tappet

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Are you cheating on your test?


Bbbbbwwwwaaaahhhhhhhh
Directly its valve undo and close, Indirectly its all the above
Question 2 is tappet

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Answers:    1. A

2. D

Taking a test?

Technically, 1 could also be B. On most 4-stroke engines, the timing gears control the camshaft which also controls the distributor which, contained by turn, controls when the spark plugs fire.
A and then D. are you cheating on an exam or something? These look like quiz question from auto shop. All due respect intended, but I don't wish to interfere in the rearing processes.

Could someone e-mail me a layout of...

1. A when the valves approachable and close.
2. D tappet

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Actually there isn't a correct answer offered for the first question, the timing gears control the cam timing which within turn controls the valves opening and closing, different cam grind= different spout timing

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