There's a vendor on E-bay that makes custom Mopar one piece hold downs that are Excellent quality...the name escapes me right now but I used them and liked tham on my Chaps.

WIZE

World's Quickest Diahatsu Rocky (??) 414" Stroker Small block Mopar Powered. 10.84 @ 123...and gettin' quicker!

https://www.youtube.com/watch?v=-mWzLma3YGI

In Car:

https://www.youtube.com/watch?v=PjXcf95e6v0