What would it take to make 1.44 lbs-ft per cid ?

I had forgotten about one that beat the 1.40 mark here recently.
358” SBC for a road race car.
Dry sump(iirc), cnc ported 18* heads, solid roller about .700 lift, ported intake.
Made 509tq@5600/619hp@6700(still 603hp@7700).
That’s 1.42/1.73