She wore a yellow ribbon.
True grit,
Good the bad and the ugly,
Fist full of dollars.
Blazing saddles
3-10 to Yuma

Tombstone (I'm your Huckle Bearer)
Once Upon a Time in the West
His Name Was King
& although not strictly a Western but based on the original Western Rio Bravo. Assault on Precinct 13 (original)

Pro USA & Israel

The best scene from any western ever, it still makes my hair stand up on end

[Link]

“That’s a joke son, I say, that’s a joke.” “Nice boy, but he’s sharp as a throw pillow.” “He’s so dumb he thinks a Mexican border pays rent” “ “Son… I say, son, some people are so narrow minded they can look through a keyhole with both eyes.”__ Forhorn Leghorn

My 5:

Once Upon a Time in the West
Shane
High Noon
The Searchers
Oh My Darling Clementine

Dam your list is better than mine, all great movies.

One more point

My name is nobody.

THE 17th OF MAY. MY 17th BIRTHDAY. MICHEAL HUGHES SCORES THE WINNING PENALTY, WHAT WAS HIS NUMBER? 17!!!!!