Eagle 137003898 LS Competition Rotating Assembly CID Stroke - 382 4.000

The Eagle 137003898 is a high-performance Competition rotating assembly designed for Chevrolet LS1 engines, delivering 382 cubic inches of displacement with a 4.000" stroke and 3.898" standard bore. This Competition series assembly is perfect for all forms of racing use including nitrous and forced-induction applications.

Kit Includes:

• 4.000" forged 4340 steel crankshaft with 24-tooth reluctor
• 6.125" H-beam connecting rods with 7/16" ARP 8740 bolts
• Forged 4032 DSS -5cc flat top pistons (3.898" bore)
• Plasma-moly file-fit piston rings
• King XP rod and main bearings

Eagle Competition assemblies feature forged 4340 steel crankshafts, 4340 steel H-beam rods, and only forged pistons, providing the ultimate strength and reliability for demanding racing applications. This assembly is sold unbalanced and must be balanced by a qualified machine shop before installation. Ideal for high-horsepower street/strip builds, boosted applications, and racing engines where maximum durability is required.