18mm sparkplugs

[MysticZ]

Programmer wrote:
> 
> Probably a couple reasons...note distance from shell to centre
> electrode--harder to foul--promotes less miss-firing ?? I don't really have
> a concrete reason.

I'm not a ford guy, but I do know that the strange half threaded plugs
that some ford heads use is because of the machine that automatically
installs plugs at the factory.
-- 
Steve
97 Chevy Camaro Z28, Mystic teal, A4, not stock
90 Kawasaki EX500A4, black, M6, not even CLOSE to stock!
lt1_z28 at ev1.net  http://users.ev1.net/~lt1_z28
Aluminum, steel, carbon fiber, titanium, and two cast iron balls.
McMillan Motorsports- http://www.mmsbikes.com
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