Windshield washer tank

I would say that would be acceptable. My 66 has a white plastic tank with a external pump in the inner fender. Washer Bottle 1965-69 A-Body 1965 B-Body, Windshield Washer Bottles, 102-WB11 Reproduction, NOS and Used Mopar Muscle Car Parts
Yes that is the very one I was looking at, although the one that I found was a little bit more money. Thanks for the link my friend!