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- SB-Ford 349ci Competition Assembly
- Bore Dia.: 4.040''
- Stroke: 3.400''
- Rod Length: 5.400''
- Piston Type: Flat Top @ -6cc
- Comp Ratio: 10.4:1 w/58cc Head, 9.9:1 w/62cc Head, 9.5:1 w/66cc Head
Precision-Balanced Power Built for Serious RPM
Eagle Balanced Competition Rotating Assemblies deliver race-ready strength and smooth performance through expertly matched components and precision balancing backed by Eagle’s performance-engineering heritage. Built using high-quality forged and machined materials designed to withstand high cylinder pressures and sustained rpm, these assemblies emphasize durability, consistent clearances, and dependable fitment across a wide range of performance engine builds. With a focus on machining accuracy, quality control, and real-world reliability, Eagle rotating assemblies provide a confident foundation for builders seeking strong power potential and stable operation in demanding street, strip, and competition environments.