AUX input jack for 67-72 AM radio

[chevy88]

To save people looking up parts, here are the part #'s from radio shack.

The resistors in picture are 1k ohm 1/4 watt. part # 271-1321 package of 5 for $1.19

1/8" stereo panel mount phone jack with 5 terminals. part # 274-0246 for $2.69

Original replacement speaker 4" x 10" delco style special rectangular $49.95
Phone # US 1-877-780-2861 or outside US 1-763-780-2861 here is website http://www.turnswitch.com/speakers.htm

I jumped the gun and ordered 2k ohm resistors 1/2 watt before I knew what was exactly in the picture can some one tell me if this matters???