GT550-600HP

Electrical/Ignition

NGK LTR7IX-11 Spark Plugs

NGK LTR7IX-11 Spark Plugs

It’s standard industry practice to run “colder” spark plugs when running a blower. We’re not 100% convinced that they’re necessary at 10-11psi. We put them in the “sure doesn’t hurt” category.

 

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GT550-600HP Electrical/Ignition