Eagle 127744030 LS Competition Rotating Assembly Cylinder - 8

The Eagle 127744030 is a high-performance rotating assembly engineered for Chevrolet LS V8 engines. This competition rotating assembly offers ultimate performance, reliability and strength for engines producing up to 750 horsepower, making it an ideal choice for serious performance builds and racing applications.

Complete Assembly Includes:

• Eagle 4340 forged steel crankshaft for maximum strength and durability
• Eagle H-Beam connecting rods with ARP fasteners
• Mahle or Arias forged aluminum pistons with pins
• Hastings piston rings engineered for competition use
• Clevite or King performance bearings (rod and main)

Key Features:

• Fully internally balanced design - no external balancing components required
• Test-fitted in-house by Eagle to ensure proper fitment and clearances
• Forged 4340 steel construction for exceptional strength
• Precision-matched components for optimal performance
• Designed for high-performance and racing applications

Assembly part numbers that begin with "B" are balanced by Eagle and require no additional balancing, while part numbers that do not begin with "B" are unbalanced assemblies and must be balanced by a qualified machine shop before use. Please verify reluctor ring tooth count, bore size and cylinder head volume to ensure proper kit selection for your specific LS engine application.