Eagle Specialty Products 4340 Crankshaft - Part Number: 439637666135

Engineered for performance and durability, the Eagle Specialty Products 4340 Crankshaft is a top choice for enthusiasts looking to enhance their Chevrolet 396 or 427 engines. This crankshaft stands out with its robust construction and meticulous design, making it suitable for high-demand applications.

Product Features

• Balance Type: Internal
• Crankshaft Stroke: 3.766"
• Main Journal Size: 2.749"
• Rod Journal Diameter: 2.2"
• Minimum Rod Length: 6.135"
• Material: Forged 4340 Steel
• Target Bobweight: 2350g
• Flywheel Bolt Count: 6
• Snout Diameter: 1.6"
• Rod Journal Width: 2.000"

Benefits

The Eagle 4340 Crankshaft is forged from high-quality 4340 steel, providing superior strength and resistance to wear. The non-twist forging process and .125" fillet radiuses enhance its durability, making it ideal for those who push their engines to the limits. Customers have noted the exceptional balance and smooth operation, which can significantly improve overall engine performance.

Customer Feedback

One satisfied customer shared, "I installed the Eagle crankshaft in my Chevy 396, and the difference is night and day. The power delivery is smoother, and I feel more confident pushing my engine." Another user mentioned, "The quality of this crank is apparent right out of the box. It fits perfectly and has held up under high RPMs without any issues."

Important Notes

It’s crucial to ensure that the crankshaft is balanced to match your specific rods and pistons for optimal performance. While this crankshaft is designed for Chevrolet 396 and 427 engines, we recommend verifying compatibility with your specific vehicle setup.

Warning: This product contains nickel, which is known to the State of California to cause cancer.