Eagle 138734075 LS Competition Rotating Assembly Stroke H-Beam Rods - 3.900 6.125

The Eagle 138734075 is a high-performance competition rotating assembly designed for LS engine builds. This complete rotating assembly kit provides the strength and precision needed for demanding racing and high-horsepower applications.

Key Components:

• Forged 4340 steel crankshaft with 3.900" stroke for increased displacement
• 58-tooth reluctor wheel for modern engine management systems
• 6.125" forged H-beam connecting rods with 7/16" ARP 8740 bolts
• Forged 4032 aluminum DSS pistons with -15cc dish
• Complete bearing set for rod and main journals
• Piston rings and assembly hardware included

Eagle competition rotating assemblies are test-fitted at the factory to ensure proper clearances and optimal performance. The forged 4340 steel crankshaft delivers exceptional strength and durability, while the H-beam connecting rods provide the rigidity needed for high-RPM operation. This assembly is ideal for street/strip applications, forced induction builds, and serious performance enthusiasts looking to maximize their LS engine's potential.