How to check rpm

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  #1  
Old 08-23-06, 06:40 AM
Torino
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How to check rpm

How do you check rpms on a lawnmower engine?
 
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Old 08-23-06, 07:06 AM
Azis
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There are a couple types of tachometers that can be used.

IE: http://www.learnsmallenginerepair.com/tach.htm
 
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Old 08-23-06, 08:48 AM
arex's Avatar
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What's that thing do, clamp an inductor around the spark plug wire..?
 
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Old 08-23-06, 08:50 AM
Torino
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any cheaper way of doing it?
 
  #5  
Old 08-23-06, 07:49 PM
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Torino
Get yourself a vibra tach. It is the most inexpensive and very accurate tool a mechanic should have. Very simple to use, just hold it on the motor, and when the wire vibrates to the most widest area, that is the RPM.

snoman
 
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