Assertion: cruiser's window | /r/HasProperty | crack-prone head castings
Facets:
Source sentences:
text: The later 1977-1980 350 had the "lightweight" castings, including a thinner block with large "windows" in the main bearing bulkheads, crack-prone head castings which were actually manufactured by Pontiac Motor Division (castings are marked "PMD"; these heads were also used on the 260), and a lightened crankshaft.