I might have a set of H beam stock 440’length and piston pin size
Please let me look around and see what I have and I’ll get back to you
As soon as I can , thanks Matt

All steel 3800 lbs with me in it 65 Coronet 451 CID Indy 440-1 heads by Dwayne Porter racing heads .
..... 10.31 @ 129.4 mph 1.40 60 ft ALL MOTOR!!!!