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motorhead motorhead
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Posts: 5695
Rep: 386 2
8 years ago
The intake valve opens at 39° BTDC (before top dead center) and closes at 71° ABDC (After bottom dead center). The exhaust valve opens at 78° BBDC (before bottom dead center) and closes at 47° ATDC (after top dead center). Which of these is correct regarding this cam timing?
A) Intake valve duration is 110°      B) Exhaust valve duration is 125°
C) Overlap is 86°       D) Both A and B
Textbook 
Automotive Technology

Automotive Technology


Edition: 4th
Author:
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mag90simag90si
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#1
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8 years ago
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andrewdancose,  zyxzyxuvw,  Harold Mills

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motorhead Author
wrote...
#2
8 years ago
Respects dude, this is perfect Face Without Mouth
zyxzyxuvw
wrote...
#3
3 years ago
Thank you
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