Eagle BBM 4340 Forged Crank 4.150 Stroke Crankshaft — Fits Mopar RB & 426 Hemi

SKU: BBPG_444241506760
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Eagle

Eagle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eagle lineup with fast shipping and expert fitment support — order with confidence.

Eagle 4340 Forged Crankshaft for Mopar RB and 426 Hemi

Take your Mopar engine build to the next level with the Eagle 4340 Forged Crankshaft. Specifically designed for RB-Series engines and the legendary 426 Hemi, this crankshaft features a 4.150-inch stroke to help you maximize displacement and torque. Built from robust 4340 forged steel, it is designed to withstand the immense power demands of high-performance racing.

Technical Specifications

  • Compatibility: Mopar RB-Series and 426 Hemi engines.
  • Stroke: 4.150-inch stroke for increased displacement.
  • Flange: Heavy-duty 8-bolt flange for secure flywheel mounting.
  • Construction: 4340 forged steel for superior structural integrity.
  • Balance: Precision internal balance configuration.

This crankshaft is engineered for those who demand reliability without compromising on power. The internal balance design minimizes parasitic loss and vibration, providing a stable rotating assembly for high-RPM operation. With its 8-bolt flange, it ensures a rock-solid connection to your transmission, essential for high-torque applications. Whether you are restoring a classic muscle car or building a dedicated drag strip machine, this Eagle crankshaft provides the durability needed for long-term performance. Improve your engine's reliability and power output with this premium component. For top-tier automotive parts, trust the selection at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Eagle

Eagle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eagle lineup with fast shipping and expert fitment support — order with confidence.

Eagle 4340 Forged Crankshaft for Mopar RB and 426 Hemi

Take your Mopar engine build to the next level with the Eagle 4340 Forged Crankshaft. Specifically designed for RB-Series engines and the legendary 426 Hemi, this crankshaft features a 4.150-inch stroke to help you maximize displacement and torque. Built from robust 4340 forged steel, it is designed to withstand the immense power demands of high-performance racing.

Technical Specifications

  • Compatibility: Mopar RB-Series and 426 Hemi engines.
  • Stroke: 4.150-inch stroke for increased displacement.
  • Flange: Heavy-duty 8-bolt flange for secure flywheel mounting.
  • Construction: 4340 forged steel for superior structural integrity.
  • Balance: Precision internal balance configuration.

This crankshaft is engineered for those who demand reliability without compromising on power. The internal balance design minimizes parasitic loss and vibration, providing a stable rotating assembly for high-RPM operation. With its 8-bolt flange, it ensures a rock-solid connection to your transmission, essential for high-torque applications. Whether you are restoring a classic muscle car or building a dedicated drag strip machine, this Eagle crankshaft provides the durability needed for long-term performance. Improve your engine's reliability and power output with this premium component. For top-tier automotive parts, trust the selection at GGCRACING.

Product Details

Product Description

About Eagle

Eagle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eagle lineup with fast shipping and expert fitment support — order with confidence.

Eagle 4340 Forged Crankshaft for Mopar RB and 426 Hemi

Take your Mopar engine build to the next level with the Eagle 4340 Forged Crankshaft. Specifically designed for RB-Series engines and the legendary 426 Hemi, this crankshaft features a 4.150-inch stroke to help you maximize displacement and torque. Built from robust 4340 forged steel, it is designed to withstand the immense power demands of high-performance racing.

Technical Specifications

  • Compatibility: Mopar RB-Series and 426 Hemi engines.
  • Stroke: 4.150-inch stroke for increased displacement.
  • Flange: Heavy-duty 8-bolt flange for secure flywheel mounting.
  • Construction: 4340 forged steel for superior structural integrity.
  • Balance: Precision internal balance configuration.

This crankshaft is engineered for those who demand reliability without compromising on power. The internal balance design minimizes parasitic loss and vibration, providing a stable rotating assembly for high-RPM operation. With its 8-bolt flange, it ensures a rock-solid connection to your transmission, essential for high-torque applications. Whether you are restoring a classic muscle car or building a dedicated drag strip machine, this Eagle crankshaft provides the durability needed for long-term performance. Improve your engine's reliability and power output with this premium component. For top-tier automotive parts, trust the selection at GGCRACING.

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