Eagle B13054L04068 Street Performance Rotating Assembly Chevy Small Block - 383ci

The Eagle B13054L04068 is a pre-balanced street performance rotating assembly designed for Chevy small block 383 cubic inch engines with a 4.068" bore. This complete kit provides excellent value, performance, and reliability for street and moderate performance builds producing up to 500 horsepower.

Complete Assembly Includes:

• Eagle cast steel crankshaft with 3.750" stroke
• Eagle SIR forged 5140 steel I-beam connecting rods with 5.700" center-to-center length
• 3/8" ARP 8740 fasteners for superior clamping force
• Hypereutectic aluminum pistons
• Plasma-moly piston rings
• King SI series rod and main bearings

Balanced by Eagle: The "B" prefix indicates this assembly has been precision-balanced by Eagle using computerized Hines balancers, requiring no additional balancing before installation. This internally balanced assembly requires a neutral flexplate and harmonic balancer (sold separately).

Eagle rotating assemblies are test-fitted in-house to ensure all components work together properly, taking the guesswork out of your engine build. With Eagle's commitment to quality materials and rigorous inspection methods, you get a reliable rotating assembly at an affordable price point.