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Est. 1957
Manley Performance

Manley Ford 5.4L 6.657in - 300M I Beam Connecting Rod Set

$4388.29

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Manley Ford 5.4L 6.657in - 300M I Beam Connecting Rod Set. Built with 300M steel for extreme durability.

Key Features

  • This set includes eight connecting rods.
  • Each rod measures 6.657 inches in length.
  • Constructed from 300M vacuum degassed steel alloy for exceptional strength and durability.
  • Features an I-beam design for a strong yet lightweight profile.
  • Available in various weight options to suit different engine build requirements.
  • Some Pro Series I-Beam rods are NHRA Legal certified for Stock and Super Stock racing.

⚠️ 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

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About this part

Product Details

Forged from 300M vacuum degassed steel alloy, these Manley Pro Series I-Beam connecting rods are built for serious performance applications in your Ford 5.4L engine. The I-beam design is a well-known choice for strength and weight efficiency, and Manley's meticulous manufacturing process ensures each rod meets high standards for precision and reliability. This set is designed to handle the stresses of high-performance engines, offering a solid foundation for your build.

Manley offers these Pro Series rods in various weight options to match your specific engine build, whether you're aiming for a lighter rotating assembly or need a more robust, heavier rod for extreme duty. Some rods in this Pro Series line also carry NHRA Legal certification for Stock and Super Stock racing categories, indicating their suitability for competitive environments where strict regulations apply. When you're pushing your engine hard, having connecting rods you can trust is paramount, and Manley's reputation is built on delivering just that.

This set includes eight connecting rods, all measuring 6.657 inches in length, and is specifically designed for Ford 5.4L applications. Ensure you consult Manley's technical documentation for complete installation guidelines and recommended hardware, as these high-performance components require careful attention during assembly to achieve their full potential and ensure long-term durability.

Specifications

Brand
Manley Performance
Manufacturer Part #
15321R6-8
UPC
807298105857

Frequently Asked Questions

Manley Ford 5.4L 6.657in - 300M I Beam Connecting Rod Set

$4388.29