Wiper motors on 67-68 barracudas

If it helps, here is the clearance issue with a 440 six pack and 2 speed wiper motor on my '69. This is using a shaker base plate. A small tweak to the driver side rear makes it under the motor nose without cutting a notch.........
upload_2020-12-31_16-44-56.png

This re-pop base would surely need a notch cut out of it.....
upload_2020-12-31_17-16-37.png