Download - Spark Plug Replacement By Vance Bloom ROP Automotive Technology Hemet High School TUNE UP TUNE 3
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Spark Plug Spark Plug ReplacementReplacement
ByBy
Vance BloomVance Bloom
ROP Automotive ROP Automotive TechnologyTechnology
Hemet High SchoolHemet High School
TUNE UPTUNE UPTUNE 3TUNE 3
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Why Do I Want To Know How To Do
This ?
What Are The Benefits of Knowing How to do it myself?
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70% of The Cost is Labor
A Tune up Takes About an Hour of “Your” Time
This Calculates to About $90 per Hour in Savings (How much do you make per hour?)
The average Tune up costs The average Tune up costs between $125.between $125.0000 and $175. and $175.0000
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Tools Required:Tools Required:
3/8” Drive Ratchet
Spark Plug Gapper
Spark Plug Socket >
3/8” Extension
Anti-Seize Compound >
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Materials Materials Needed:Needed:
Spark plugs specific for your vehicle
Brand is NOT as important as “type”
Choose a double platinum electrode plugPlatinum electrodes have 200% longer life
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Parts of the spark Parts of the spark plugplug
Insulator
Electrodes
Steel shell
GasketNut
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STEP 1STEP 1
Locate the spark plugs
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STEP 2STEP 2
Grasp “spark plug wire boot” firmly and twist side-to-side to loosen “boot” and then pull gently to remove plug wire
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STEP STEP 33
Remove spark plug wire
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STEP 4STEP 4
Loosen spark plug counterclockwise using ratchet, extension (when necessary), and
socket
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STEP 5STEP 5
Remove spark plug
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STEP 6STEP 6
Look up spark plug gap setting
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STEP STEP 77
Set new spark plug gap to specifications
by bending upper electrode up or down
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STEP 8STEP 8
Apply anti-seize compound to the threads
of the spark plug, being careful not to
get any on the electrodes or insulator
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STEP 9STEP 9
Using extension and socket, install spark plug
by hand-tightening the first 5 or 6 turns
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STEP STEP 1010
Tighten spark plug clockwise until snug, using ratchet, extension, and socket.
Torque to specs
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STEP STEP 1111
Reinstall spark plug wire and
press firmly until you feel a “click”
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STEP 12STEP 12Repeat procedure for each spark plug
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Now clean up your mess!Now clean up your mess!
Clean and put away tools
Throw away old parts and trash
Perform the other 5 tune up skills
Figure out how to spend the $70 you saved!