Assertion: spark plug | /r/HasProperty | low octane fuel
Facets:
Source sentences:
text: This is caused by hot spots in the combustion chamber, which results from advanced ignition timing, a spark plug that is too hot, high compression, low octane fuel, lean air/fuel mix, insufficient engine cooling, or carbon in the combustion chamber.
text: This is caused by hot spots in the combustion chamber, which results from advanced ignition timing, a spark plug that is too hot, high compression, low octane fuel, lean air/fuel mix, insufficient engine cooling, or carbon in the combustion chamber.