Brand new RPM 4340 forged steel stroker crankshaft, part # DG3-440G sold by PBM Performance (85037). For big block Mopar RB 440 stroked to 541ci.
4.500” stroke, 6-bolt flange, set up for 7.100” rod length, 2.200” rod journals, 2.75” main journals. Internal balance. More info in the pictures...