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Author Question: Umbrella-type valve stem seals ________. A) Fit tightly onto the valve guide B) Fit tightly onto ... (Read 248 times)

AEWBW

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on: Jun 23, 2018
Umbrella-type valve stem seals ________.
 
  A) Fit tightly onto the valve guide
  B) Fit tightly onto the valve stem
  C) Fit on the valve face to prevent combustion leaks
  D) Lock under the valve retainer

Question 2

Dampers (damper springs) are used inside some valve springs to ________.
 
  A) Decrease valve spring pressure B) Retain valve stem seals
  C) Prevent valve spring surge D) Keep the valve spring attached to the valve


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yasmina

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Reply #1 on: Jun 23, 2018
Answer to Question 1

B

Answer to Question 2

C


AEWBW

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Reply 2 on: Jun 23, 2018
Gracias!

dawsa925

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Reply 3 on: Yesterday
Wow, this really help

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