Assertion: spark plug | /r/CapableOf | resist pre-ignition
Facets:
Source sentences:
text: The demand for spark plugs with a broader heat range was heightened by electronic spark control systems that advance timing to the verge of pre-ignition; increasing the need for a spark plug to resist pre-ignition.
text: The spark plug firing end temperature must be kept low enough to prevent pre-ignition, but high enough to prevent fouling.