Eagle Small Block Ford 4340 Forged Crankshaft 4.000 Stroke — Fits SBF Engines

SKU: BBPG_435140006200
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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.

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Eagle 4340 Forged Crankshaft for Small Block Ford

Maximize your Small Block Ford (SBF) power output with the Eagle 4340 forged crankshaft. Designed for high-horsepower builds, this crankshaft is forged from premium 4340 steel to handle the extreme cylinder pressures associated with supercharging, turbocharging, or nitrous oxide applications. If you are building a stroker engine, the 4.000-inch stroke provides the displacement gains necessary to dominate on the street or the strip.

Technical Features:

  • Stroke: 4.000 inches
  • Material: 4340 Forged Steel
  • Balance: Internal Balance
  • Seal Compatibility: 1 or 2-Piece Rear Main Seal
  • Application: Small Block Ford (SBF)
  • Durability: Heat-treated and stress-relieved for maximum longevity

This crankshaft is precision-ground and micro-polished to ensure optimal bearing clearances and oil film retention. By utilizing an internal balance design, this crank reduces the need for heavy external balancing components, leading to a smoother running engine at high RPM. Whether you are building a drag car or a high-performance street machine, this Eagle crankshaft provides the foundation you need for reliable power. Experience the difference in quality and precision engineering for your next engine project. Explore the full range of performance crankshafts available 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.

Watch in action

Eagle 4340 Forged Crankshaft for Small Block Ford

Maximize your Small Block Ford (SBF) power output with the Eagle 4340 forged crankshaft. Designed for high-horsepower builds, this crankshaft is forged from premium 4340 steel to handle the extreme cylinder pressures associated with supercharging, turbocharging, or nitrous oxide applications. If you are building a stroker engine, the 4.000-inch stroke provides the displacement gains necessary to dominate on the street or the strip.

Technical Features:

  • Stroke: 4.000 inches
  • Material: 4340 Forged Steel
  • Balance: Internal Balance
  • Seal Compatibility: 1 or 2-Piece Rear Main Seal
  • Application: Small Block Ford (SBF)
  • Durability: Heat-treated and stress-relieved for maximum longevity

This crankshaft is precision-ground and micro-polished to ensure optimal bearing clearances and oil film retention. By utilizing an internal balance design, this crank reduces the need for heavy external balancing components, leading to a smoother running engine at high RPM. Whether you are building a drag car or a high-performance street machine, this Eagle crankshaft provides the foundation you need for reliable power. Experience the difference in quality and precision engineering for your next engine project. Explore the full range of performance crankshafts available 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.

Watch in action

Eagle 4340 Forged Crankshaft for Small Block Ford

Maximize your Small Block Ford (SBF) power output with the Eagle 4340 forged crankshaft. Designed for high-horsepower builds, this crankshaft is forged from premium 4340 steel to handle the extreme cylinder pressures associated with supercharging, turbocharging, or nitrous oxide applications. If you are building a stroker engine, the 4.000-inch stroke provides the displacement gains necessary to dominate on the street or the strip.

Technical Features:

  • Stroke: 4.000 inches
  • Material: 4340 Forged Steel
  • Balance: Internal Balance
  • Seal Compatibility: 1 or 2-Piece Rear Main Seal
  • Application: Small Block Ford (SBF)
  • Durability: Heat-treated and stress-relieved for maximum longevity

This crankshaft is precision-ground and micro-polished to ensure optimal bearing clearances and oil film retention. By utilizing an internal balance design, this crank reduces the need for heavy external balancing components, leading to a smoother running engine at high RPM. Whether you are building a drag car or a high-performance street machine, this Eagle crankshaft provides the foundation you need for reliable power. Experience the difference in quality and precision engineering for your next engine project. Explore the full range of performance crankshafts available at GGCRACING.

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