Cadillac 1994 DeVille Owners Literature page 333

SPECIFICATIONS
4.9 Liter Engine
The 4.9 Liter transverse engine is an overhead valve 90 degree V-8
design. The cylinder bore diameter and the piston stroke provide a piston
displacement of 300 cubic inches (4.9Liter).
This engine utilizes an aluminum crankcase with a separate aluminum
lifter carrier and removable cast iron cylinder liners. The cylinder heads
ar,e made of cast iron and feature intergral valve seats and guides. The
cast nodular iron crankshaft is supported at five main bearing journals by
cast iron main bearing caps and shell type steel-backed aluminum inserts.
The center main bearing is the thrust bearing.
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