440” small block, pump gas, street car...

An acquaintance of mine had a 471 in a nine second street 71 demon, made a couple of Mopar magazine covers.
Also built a 501 (or was it 502?) Small block. That one was a little too far over the top, didn't last long.
He's now on his 2nd or 3rd demon challenger, not counting a couple hellcats.....

Ron Silva
The 500 incher if I remember right ran 9.90’s in his Demon