Spark Plug for 2001 Mercury 115hp 4 stroke EFI

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theoldwizard1

Petty Officer 1st Class
Joined
Feb 25, 2014
Messages
341
Originals say NGK LFR6A. There is also a LFR6A-11 available. Anyone know the difference ?


They also have Iridium version available, but at more than twice the price.
 
T

theoldwizard1

Petty Officer 1st Class
Joined
Feb 25, 2014
Messages
341
According to the folks at sparkplugs.com, the LFR6A-11 has a wider factory set gap (11mm/0,44") than the LFR6A (9mm/0.35").
 
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