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Mercury 7.5 spark plug
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#1

Old

March 8th, 2003, 12:23 PM

Vahevala

Vahevala is offline

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Join Date: Mar 2003

Location: Isleton, Ca

Posts: 43

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Mercury 7.5 spark plug

I have a 1980/81 Mercury 7.5. Can Someone tell me the correct spark plug and gap setting for this engine. My other problem is there no way to tighten the steeringon the mercury. It will be on a sailboat and it moves around

escaped line break fix

escaped line break fix

Thank you for any info you have on this motor

escaped line break fix

escaped line break fix

Vahevala

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#2

Old

March 8th, 2003, 01:04 PM

rickdb1boat rickdb1boat is offline

rickdb1boat is offline

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Join Date: Jan 2002

Location: St. Louis, Mo

Posts: 10,796

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Re: Mercury 7.5 spark plug

Vahevala

escaped line break fix

The standard plug for your Merc. is:

escaped line break fix

escaped line break fix

NGK Plug# B9HS-10 Gap .040 Stock #3626

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