TO poster #1.
Do not know your name but I believe this will help you.
Radiator Support Springs

Radiator Mounting 1946 Chevy 1/2 ton P U
This is a list of what you will need & installation procedure:

Heavy Springs (2) 1 1/8” wide X 1 1/8” tall. Spring is 1/8” steel

Rubber Support Pads (2) http://www.oldchevytrucks.com/cart/index.asp?sdes=FPF102
Hex Head Bolts 3/8" X 3" (2)
Washers 3/8" X 1 1/4 diameter (6)
Lock washers 3/8" (2)

Place bolt with washer through radiator support frame
DO BOTH BOLTS AT SAME TIME
Under support frame place both rubber pads on bolt
Next place bolts through frame
Next install 1st washer (regular 3/8" washer)
Next install spring
Next install 2nd washer (regular 3/8" washer)
Next install lock washer
Next install nut and lock nut & tighten to secure radiator mounting frame to chassis
There are 4 small bolts (1/4" X 3/4") that bolt the top of the radiator support
rod to the "bull nose" plate.

Happy driving!
Harold

Harold
Is a restoration ever finished?