Quote:
Originally Posted by 101lifts2
Spark plug heat ranges have almost no effect on the actual combustion temperatures unless the plug causes preignition or incomplete combustion.
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I think that's what I said. A plug that's too hot will cause pre-ignition, which will translate to higher engine temps.
Quote:
Originally Posted by 101lifts2
You should use whatever plug is recommended for fuel injected engines.
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My KTM disagrees.
You should use whatever plug is spec'd for your bike. I'm not aware of any "fuel injection only" spark plugs.
JC