What Combos and HP are being achieved out of 3.31 stroke???

Not sure how much HP it made, but my old 340 with TRW 2316 forged replacement pistons, MP 296/557 solid cam, my own home ported 915 J heads, M single plane, 727 w/ 8" stall & 4.10's ran 11.90 @ 110 in an all steel 73 Dart Sport.