Eagle CRS5089SXD 4-Cylinder Rotating Assembly - Subaru BRZ / Scion FR-S / Toyota 86

The Eagle CRS5089SXD Extreme Duty Rotating Assembly is a high-performance, balanced internal engine kit designed for Subaru BRZ, Scion FR-S, and Toyota 86 FA20 boxer engines. This complete assembly is engineered for racers and enthusiasts building high-horsepower naturally aspirated or forced induction applications.

What's Included:

• Eagle forged 4340 steel crankshaft with nitrided journals for maximum strength and durability
• Eagle H-Beam connecting rods constructed from forged 4340 steel with ARP 2000 or Custom Age 625+ bolt upgrade
• Performance forged aluminum pistons with low-friction skirt coating
• File-fit piston rings for precise gap adjustment
• Rod and main bearings from premium suppliers
• Harmonic balancer and flexplate included

Key Features:

• Complete balanced rotating assembly ready for installation
• Extreme Duty specification with upgraded rod bolts for high-boost turbocharged applications
• H-Beam rods bushed for full-floating piston pins
• Shot-peened and fully-machined rod surfaces to eliminate stress risers and improve fatigue life
• Recommended for engines producing up to 1,300 horsepower in 4-cylinder turbocharged applications
• Designed for use with exotic fuels, forced induction, and nitrous oxide systems

This Eagle rotating assembly offers superior strength and reliability compared to OEM components, making it ideal for street performance builds, drag racing, road racing, and high-output forced induction engines. All components are precision-balanced as a complete assembly for smooth operation and maximum durability.

Note: Not legal for use in pollution-controlled vehicles. Professional installation and proper clearance checking recommended.