Search by Part Number
Filter by Application
» Chevrolet       Clear
» 2.1" rod journals


Crankshaft Options



3.750" Stroke, Internal Balance, Forged 4340 Steel, Chevrolet Small Block, Big Block Snout & Additional 3/16" Keyway

EAGLE  |  Part# CRS-4350375057B1


Out of Stock (call for ETA)

Important Crankshaft must be balanced to match your specific rods and pistons.


Highlights:

  • material: forged 4340 steel
  • intended balance: internal
  • target bobweight: 1855g
  • stroke: 3.750"
  • rod journal: 2.100"
  • rod journal width: 1.900"
  • main journals: 2.449"
  • minimum rod length: 5.700"
  • typical weight: 50 lbs.
  • rear seal diameter: 2.431"
  • snout diameter: 1.6"
  • flywheel bolts: 6
  • pilot bore diameter: call
  • flywheel register diameter: call
Prop 65 Warning

FORGED 4340 STEEL CRANK - CHEVROLET 305/350, 3.750" STROKE, BIG BLOCK SNOUT AND additional 3/16" keyway

$1,018.99




Eagle forged 4340 steel cranks feature a non-twist forging, .125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface, & micropolished to < 2 ra. Big-block snout for added strength in supercharged applications.



Categorized under:
  · Chevrolet » 305, 2pc seal » Crankshafts » Forged 4340 Steel » 3.750" stroke » 2.1" rod journals
  · Chevrolet » 350, 2pc seal » Crankshafts » Forged 4340 Steel » 3.750" stroke » 2.1" rod journals
  · Chevrolet » 400, 350 mains » Crankshafts » Forged 4340 Steel » 3.750" stroke » 2.1" rod journals