Manley BMW N55/S55 Turbo Tuff Pro Series I Beam Connecting Rods

Manley Pro Series I-Beam Connecting Rods – Ultimate Strength for Maximum Power

Manley’s Pro Series I-Beam Connecting Rods are the gold standard for high-performance engine builds, delivering unmatched strength, precision, and durability. Engineered for racers and engine builders who demand the absolute best, these rods are meticulously crafted from premium materials and built to withstand extreme horsepower and RPM levels.

Whether you’re building for NHRA Stock/Super Stock, drag racing, or competitive street/strip applications, the Pro Series I-Beam rods provide the confidence and performance needed to dominate.

Key Features & Benefits

• Premium Material Options
  Manufactured from forged 4340 steel or 300M vacuum-degassed alloy, these rods offer extreme fatigue resistance and durability under the most demanding conditions.

• NHRA Legal Certified (Select SKUs)
  Several part numbers are certified as NHRA Legal for Stock and Super Stock classes—ideal for competition-bound engines.

• Tailored Weight Variants
  Available in Tour Lite, Lightweight, Standard, and Heavyweight configurations, ensuring the perfect fit for your engine build and performance target.

• Precision Engineering
  Every rod is honed and machined with strict tolerances for consistency, balance, and reliability at high RPMs.

• Race-Proven Reliability
  Trusted by top engine builders for drag racing, road racing, and high-horsepower street builds.