Eagle B13057L06053 Street and Strip Rotating Assembly - Small Block Chevy 383

The Eagle B13057L06053 is a complete balanced rotating assembly designed for Small Block Chevy street and strip applications producing up to 500 horsepower. This complete internal engine kit provides reliability, performance, and value for 383 cubic inch builds.

Complete Assembly Includes:

• Eagle cast steel crankshaft with 3.750-inch stroke
• Eagle SIR forged 5140 steel I-beam connecting rods with 3/8-inch ARP 8740 bolts
• Keith Black hypereutectic aluminum pistons
• Hastings piston rings with standard gap
• King SI series rod and main bearings

This assembly comes fully balanced from Eagle, eliminating the need for additional balancing work. The cast steel crankshaft features larger .092-inch fillet radiuses for improved strength and rigidity over OEM cranks. The forged I-beam connecting rods are bushed for full-floating piston pins and provide excellent durability for demanding street and strip use.

Note: As an internally balanced assembly, harmonic damper and flexplate are not included and must be purchased separately.