Slant won’t drive over 25mph without cutting out

This is a 225 with a Carter BBD, HEI ignition and NOS Mopar distributor.

Drove it to work and everything was perfectly fine. Went to drive it home and it would stumble and die once I'd hit about 25mph. Seems to drive fine under that speed. It also idles the way it should in neutral. I can rev it up in neutral and everything seems smooth but as soon as it's in gear and I get a load on it and get the RPMs up, the thing dies out.

I put a vacuum gauge on it and normally I'm sitting smooth at...

Slant won't drive over 25mph without cutting out
Author: admin