Specifications
- Brand
- Manley Performance
- Part #
- 14254-8
- UPC
- 807298005089

Manley Chevrolet Small Block Pro-Series I-Beam Connecting Rod Set - 6.000in Length
$2226.07
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Manley Chevrolet Small Block Pro-Series I-Beam Connecting Rod Set - 6.000in Length. These forged 4340 rods are built for high-performance engine builds.
Key Features
- This is a Manley Pro-Series I-Beam Connecting Rod Set for Chevrolet Small Block engines.
- The rods measure 6.000 inches in length.
- Available in forged 4340 vacuum degassed steel alloy for strong performance.
- Optional 300M vacuum degassed steel alloy is available for extreme applications.
- Certain SKUs are NHRA Legal certified for Stock and Super Stock racing.
- Offered in multiple weight options like Tour Lites, Lightweights, Standard, and Heavy Weights to suit different engine builds.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Product Details
If you're building a high-performance Chevrolet Small Block engine, Manley's Pro-Series I-Beam Connecting Rods are a solid choice for serious power. These rods are designed to handle the stresses of boosted or naturally aspirated performance applications, offering a significant upgrade over stock components. They are 6.000 inches long, a common length for many small block Chevy builds, and are crafted with meticulous attention to detail to ensure they perform reliably under demanding conditions.
Manley uses only well-built materials for their Pro-Series line. You can choose between forged 4340 vacuum degassed steel alloys, known for their strength and durability, or even 300M steel for the ultimate in performance and resilience. This attention to material selection means these rods can withstand higher cylinder pressures and RPMs. Some specific part numbers in the Pro-Series I-Beam range also carry NHRA Legal certification, making them suitable for Stock and Super Stock racing categories, which speaks to their robust design and adherence to strict standards.
Beyond the material choice, Manley offers these connecting rods in various weight options, including Tour Lites, Lightweights, Standard Weights, and Heavy Weights. This allows you to fine-tune your engine build to match your specific needs, whether you're aiming for maximum RPM, improved throttle response, or overall durability. When building a performance engine, the connecting rods are a critical link, and this set from Manley is built to be a strong foundation for your project.
Specifications
- Brand
- Manley Performance
- Manufacturer Part #
- 14254-8
- UPC
- 807298005089
Frequently Asked Questions
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Manley Chevrolet Small Block Pro-Series I-Beam Connecting Rod Set - 6.000in Length
