Eagle 4340 Forged Crankshaft 4.500 Stroke — Fits Big Block Chevy

SKU: BBPG_445445006535
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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: 4.500 Stroke for BBC

Push your Big Block Chevy to its absolute limits with the Eagle 4340 Forged Crankshaft. With a massive 4.500-inch stroke, this crankshaft is designed to maximize displacement and torque, making it the perfect choice for high-performance drag racing and heavy-duty street applications. Built from high-quality 4340 forged steel, this crankshaft is engineered to withstand the extreme stresses of high-horsepower builds.

Technical Specifications

  • Stroke: 4.500 inches
  • Material: 4340 Forged Steel
  • Balance: Internal Balance
  • Seal Style: 2-Piece Rear Main Seal
  • Application: Big Block Chevy (BBC)
  • Construction: Forged for maximum fatigue resistance

This crankshaft provides the durability needed to turn your BBC into a reliable, high-torque monster. The 4.500-inch stroke significantly increases your engine's displacement, resulting in massive power gains across the entire powerband. Its internal balance design reduces engine vibration, leading to smoother operation and extended bearing life. Whether you are building a naturally aspirated big-inch engine or a power-adder setup, this forged crank provides the strength and stability required to keep your engine running strong pass after pass. Trust the experts at GGCRACING to provide the high-quality components you need for your next performance engine build.

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: 4.500 Stroke for BBC

Push your Big Block Chevy to its absolute limits with the Eagle 4340 Forged Crankshaft. With a massive 4.500-inch stroke, this crankshaft is designed to maximize displacement and torque, making it the perfect choice for high-performance drag racing and heavy-duty street applications. Built from high-quality 4340 forged steel, this crankshaft is engineered to withstand the extreme stresses of high-horsepower builds.

Technical Specifications

  • Stroke: 4.500 inches
  • Material: 4340 Forged Steel
  • Balance: Internal Balance
  • Seal Style: 2-Piece Rear Main Seal
  • Application: Big Block Chevy (BBC)
  • Construction: Forged for maximum fatigue resistance

This crankshaft provides the durability needed to turn your BBC into a reliable, high-torque monster. The 4.500-inch stroke significantly increases your engine's displacement, resulting in massive power gains across the entire powerband. Its internal balance design reduces engine vibration, leading to smoother operation and extended bearing life. Whether you are building a naturally aspirated big-inch engine or a power-adder setup, this forged crank provides the strength and stability required to keep your engine running strong pass after pass. Trust the experts at GGCRACING to provide the high-quality components you need for your next performance engine build.

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: 4.500 Stroke for BBC

Push your Big Block Chevy to its absolute limits with the Eagle 4340 Forged Crankshaft. With a massive 4.500-inch stroke, this crankshaft is designed to maximize displacement and torque, making it the perfect choice for high-performance drag racing and heavy-duty street applications. Built from high-quality 4340 forged steel, this crankshaft is engineered to withstand the extreme stresses of high-horsepower builds.

Technical Specifications

  • Stroke: 4.500 inches
  • Material: 4340 Forged Steel
  • Balance: Internal Balance
  • Seal Style: 2-Piece Rear Main Seal
  • Application: Big Block Chevy (BBC)
  • Construction: Forged for maximum fatigue resistance

This crankshaft provides the durability needed to turn your BBC into a reliable, high-torque monster. The 4.500-inch stroke significantly increases your engine's displacement, resulting in massive power gains across the entire powerband. Its internal balance design reduces engine vibration, leading to smoother operation and extended bearing life. Whether you are building a naturally aspirated big-inch engine or a power-adder setup, this forged crank provides the strength and stability required to keep your engine running strong pass after pass. Trust the experts at GGCRACING to provide the high-quality components you need for your next performance engine build.

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