This article taught me something I never realised.

Pay attention to the diagram for the crossflow radiator, which is what we have. Notice that the height and width measurements are counter-intuitive.

Disclaimer: this article was cribbed from Rock Auto.
'03 Mercury Marauder (The Blackbird)
Trilogy Motorsports supercharged #61
Too many mods to list / Driveway Queen

'04 Grand Marquis LS Limited Edition (Spruce Green)
Daily Driver (Thanks, Adam!)

'00 Grand Marquis GS (Silver)
Rotted frame and broken transmission crossmember
Being resurrected...slowly.