CRS-445640046135 #1
CRS-445640046135 #2
CRS-445640046135 #3
CRS-445640046135 #4
CRS-445640046135 #5

4.000" Stroke, Internal Balance, Forged 4340 Steel, Chevrolet Big Block 1pc Rear Seal

EAGLE  |  Part# CRS-445640046135


11 in stock

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


Highlights:

  • material: forged 4340 steel
  • intended balance: internal
  • target bobweight: 2350g
  • stroke: 4.000"
  • rod journal: 2.2"
  • rod journal width: 2.000"
  • main journals: 2.749"
  • minimum rod length: 6.135"
  • typical weight: 67 lbs.
  • rear seal diameter: call
  • snout diameter: call
  • flywheel bolts: 6
  • pilot bore diameter: call
  • flywheel register diameter: call

FORGED 4340 STEEL CRANK - CHEVROLET 454, 1PC REAR SEAL, INTERNAL BALANCE

$916.99




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.