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3.875" Stroke, Internal Balance, Forged 4340 Steel, Chevrolet Small Block 1pc Rear Seal

EAGLE  |  Part# CRS-435338756000


12 in stock

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


Highlights:

  • material: forged 4340 steel
  • intended balance: internal
  • target bobweight: 1855g
  • stroke: 3.875"
  • rod journal: 2.1"
  • rod journal width: 1.900"
  • main journals: 2.449"
  • minimum rod length: 6.000"
  • typical weight: 51 lbs.
  • rear seal diameter: call
  • snout diameter: 1.245"
  • flywheel bolts: 6
  • pilot bore diameter: 1.094"
  • flywheel register diameter: call

FORGED 4340 STEEL CRANK - CHEVROLET 305/350, 1PC REAR SEAL, 3.875" STROKE

$743.99




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. Intended for the most demanding applications.