Eagle B13054L04053 Small Block Chevy Street Performance Rotating Assembly - 383 Kit

The Eagle B13054L04053 is a complete balanced street performance rotating assembly designed for small block Chevy 383 stroker builds. This kit delivers an excellent combination of affordability, reliability, and performance for engines producing under 500 horsepower, making it ideal for street and strip applications.

Key Specifications:

• Displacement: 383 cubic inches at 4.040" bore
• Stroke: 3.750 inches
• Rod Length: 5.700 inches
• Bore Size: 4.040 inches (.040" oversize)
• Balance: Factory balanced (B prefix indicates pre-balanced assembly)
• Seal Type: One-piece rear main seal (1986-Up SBC)

Complete Kit Includes:

• Eagle cast steel crankshaft with 3.750" stroke
• Eagle "SIR" forged 5140 steel I-Beam connecting rods with 3/8" ARP 8740 capscrew bolts
• Keith Black hypereutectic pistons with -18cc inverted dome
• Hastings plasma-moly piston rings
• King or Clevite rod and main bearings

Features and Benefits:

• Pre-balanced assembly requires no additional balancing work
• Internally balanced configuration for simplified installation
• Hypereutectic pistons provide excellent strength and heat resistance
• I-Beam rods with ARP 8740 bolts offer reliable performance
• Complete kit includes all components for rotating assembly installation

This Eagle rotating assembly transforms a standard small block Chevy 350 into a powerful 383 cubic inch stroker engine, delivering significant gains in torque and horsepower. The pre-balanced design ensures smooth operation and eliminates the need for costly machine shop balancing services.