front of engine set up for 1969

Trying to stay all 69 on mine
So need to find 69 p/s stuff ?!!
So any v8 68 /69 is ok ?
Seen the guy with a ps cooler
Is that something special?
And a saw that 3 Groove lower is that an a/c crank pulley ....think i got a 2 groove from someone
Thanks