Eagle 545440026135 – Chevrolet BB 4.000in Stroke Internal Balance Forged 4140 Steel Crankshaft

4140 CRANK CHEVY BB EXT BALANCE

Forged 4140 Steel Crank – CHEVROLET 454, INTERNAL BALANCE.

Eagle forged 4140 steel cranks feature a non-twist forging, .125″ fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished. Intended for competition use.

Balance Type: InternalCrankshaft Stroke: 4.000 inFlywheel Bolt Count: 6Flywheel Register Diameter: callIntended Balance: InternalMain Journal: 2.749 inMaterial: Forged 4140 SteelMinimum Rod Length: 6.135 inPilot Bore Diameter: 1.094 inRear Seal Diameter: callRod Journal Width: 2.000 inRod Journal: 2.200 inSnout Diameter: 1.6 in.Target Bobweight: 2350g