I say nope.
I recently watched a video on YouTube, where this guy said if you purchase the recommended Champion plugs from an Evinrude dealer, the washers are set for plug to index correctly.....What say u?
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Romans 6:23
They will have the same Champion part number on the box.
Bring him 2 boxes and ask him to point out which box has the index capable washer in it.
MO Slab LIKED above post
What is indexing?
Proud member of Team Geezer!
The grass withers and the flower fades, but the word of our God shall stand forever.
I have spent most my life fishing........the rest I wasted.
PROUD MEMBER OF TEAM GEEZER
PICO Lures Field Rep
MO Slab LIKED above postRMGeorge, BuckeyeCrappie thanked you for this post
I don't know about ETEC, but it sure made a difference when I was building Honda race engines. I built 1600cc engines for the IT-C class. Mostly stock, with minor "enhancements" .
Clint
Far West Kentucky
Old enough to know better and way too old to care!
On optimax mercury yes ,spark plugs have to be. It may take 3 plugs a hole.