Eagle 137314065 Competition Rotating Assembly CID Stroke - LS3 415 4.000

The Eagle 137314065 Competition Rotating Assembly is a complete high-performance stroker kit designed for Chevrolet LS3 engines, delivering 415 cubic inches of displacement. Built for all forms of racing use including nitrous and forced-induction applications, this unbalanced assembly offers exceptional strength and reliability for demanding performance builds.

Kit Includes:

• 4.000" forged 4340 steel crankshaft with 24-tooth reluctor
• 6.125" forged 4340 H-beam connecting rods with 7/16" ARP 8740 bolts
• Forged 4032 aluminum DSS inverted dome pistons (-15cc) with 4.065" bore and .927" pins
• Plasma-moly file-fit piston rings
• King XP performance rod and main bearings

Specifications:

• Displacement: 415 cubic inches at 4.065" bore
• Stroke: 4.000 inches
• Rod Length: 6.125 inches center-to-center
• Piston Dome Volume: -15cc inverted dome
• Engine Application: Chevrolet LS3 with standard 4.065" bore and 24-tooth reluctor

Important Notes:

• This assembly must be balanced by a qualified machine shop before use
• Harmonic damper and flexplate/flywheel are not included
• Compatible with LS3, L92, L99, and LS9 engines featuring standard 4.065" bore
• Verify reluctor ring tooth count, bore size, and cylinder head volume to ensure proper kit selection

Eagle Competition Rotating Assemblies are designed to offer ultimate strength and reliability at affordable pricing for the most demanding applications, making this an excellent choice for serious street performance, drag racing, and road racing builds requiring maximum durability.