Assertion: porosity | /r/HasProperty | major concern
Facets:
value: for gm
type: TRANSITIVE-OBJECT
value: on its ls v8 engines
type: LOCATION
Source sentences:
text: If your part requires machining or other secondary operations after casting, porosity can be a major concern.
text: Porosity was a major problem for GM on its LS V8 engines made between 2004-2011 that used aluminum blocks.