Crank GM Forged Steel 4.000 stroke one piece rear main seal.
Rods GM I beam forged steel 6.135 Freshly resized, 7/16 bolts.
Pistons Probe #14469-033 Dome top +15.7cc with rings, 4.500 bore to make a 509 Cubic Inch Motor.
Complete rotating assemble balanced from Barry (Obnoxious)
And fully ready to be installed, all bearings are STD. $1500.00 O.B.O.