Eagle Specialty Products 434640006100 4340 Forged Steel Crankshaft Chevy LS1 4.000" Stroke 24T

The Eagle Specialty Products 434640006100 is a high-performance forged 4340 steel crankshaft engineered specifically for Chevrolet LS1 engines. This precision-manufactured crankshaft features a 4.000-inch stroke, allowing builders to increase displacement and torque output for street performance, road racing, or drag racing applications.

Key Specifications:

• Material: Forged 4340 steel for superior strength and durability
• Stroke: 4.000 inches
• Reluctor Ring: 24-tooth design for proper ignition timing
• Application: Chevrolet LS1 engines
• Precision ground journals for optimal bearing fit
• Nitrided surface treatment for enhanced wear resistance
• Micropolished fillets to reduce stress risers

Features and Benefits:

• 4340 steel construction provides exceptional tensile strength compared to cast or nodular iron cranks
• Allows significant displacement increases when paired with appropriate pistons and rods
• Fully counterweighted and indexed for smooth operation and reduced vibration
• CNC machined to tight tolerances for precise balance and fitment
• Compatible with aftermarket connecting rods and LS performance builds

Eagle crankshafts are manufactured using advanced forging techniques and undergo rigorous quality control testing. This crankshaft is ideal for engine builders seeking reliable, proven components for high-performance LS engine builds ranging from street performance to competitive motorsports applications.