Eagle 85111865 Rotating Assembly 4-Cylinder Engine Kit

The Eagle 85111865 is a complete 4-cylinder rotating assembly designed for engine builders seeking a precision-matched, performance-ready combination. Eagle Specialty Products is a trusted name in high-performance engine components, and this rotating assembly brings together the critical reciprocating components needed for a reliable, high-output engine build.

A rotating assembly typically includes a matched crankshaft, connecting rods, and piston set — all carefully selected and balanced to work together for smooth, efficient power delivery. Eagle's assemblies are designed to deliver improved reliability and performance over stock components, making them a popular choice for street performance, racing, and engine rebuild applications.

Key Features:

• Complete 4-cylinder rotating assembly for simplified engine building
• Precision-matched components for optimal balance and reduced vibration
• Eagle Specialty Products quality construction for performance and durability
• Designed to work as a cohesive system for reliable power delivery
• Suitable for street performance and racing engine builds
• Replaces worn or damaged OEM rotating components with a performance upgrade

Eagle Specialty Products has long been a go-to source for performance engine rotating assemblies, connecting rods, and crankshafts.