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Eagle 12305040 Competition Rotating Assembly Chevy Bore Stroke - 350 4.040 3.750

Manufacturer

Picture for manufacturer Eagle

Part Number

12305040
8 reviews
Sale Price

$2,267.92

1 left at this price

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Usually delivered within 2 days

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Fitment guaranteed

Fitment guaranteed

Product Details

The Eagle 12305040 Competition Rotating Assembly is a complete high-performance engine kit designed for Chevrolet small block 350 engines with 2-piece rear main seal. This assembly is engineered for the most demanding racing applications including nitrous oxide and forced-induction builds.

Complete Kit Includes:

  • 3.750" forged 4340 steel crankshaft with center counterweights
  • 5.700" H-beam connecting rods with 7/16" ARP 8740 bolts
  • Forged 4032 ICON flat top pistons (-5cc) sized at 4.040" bore
  • Plasma-moly file-fit piston rings
  • King XP series rod and main bearings

Performance Specifications:

  • Stroke: 3.750 inches
  • Bore: 4.040 inches
  • Connecting rod length: 5.700 inches
  • Piston design: -5cc flat top
  • Designed for engines up to 750+ horsepower

This is an unbalanced assembly and requires professional balancing by a qualified machine shop before installation. Eagle Competition Rotating Assemblies are built with premium forged components to deliver ultimate strength and reliability for racing engines, circle track, drag racing, and high-boost applications.

Great experience, Thank you

Best prices and easy

I need to return/ exchange my item because it doesn't fit my wheels.

rfdgdg

Excellent delivery time and great service

quick and easy!

Great experience. Will order from you again.

The price was was right and received exactly what I ordered. There was some delay from when I ordered and the shipping date. But all and all a good deal.

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