Oh dear God! 318 stroker

Since we're all on the topic here, I hear that there have been some failures with the Eagle cast internal balance 4 inch crank. Does anyone know if these cast eagle 3.58 inch cranks have similar problems?
Eagle Specialty Products 103603580 Eagle Cast Steel Crankshafts | Summit Racing
I'd be running a set of 273/318 stock alloy full float rods and the .060 over Zollner pistons (355 CID) I had referrenced earlier with the skirts trimmed for crank clearance and a pair of valve reliefs cut. Re-worked 974 heads with 2.02 1.60, 4 angle and bowl cleanup and gasket matched to 1243 Felpro intake gaskets and port matched Weiand 7545 Xcellerator. Cam will be a factory hydraulic roller cam reground by oregon to grind 2067.
239/251 288/304 106 LSA 105/107 icl/exl and .335/.335 lobe lift, RPM limit of 6500.