BBC 4340 Forged Crank 4.000 Stroke

The BBC 4340 Forged Crank 4.000 Stroke from SCAT ENTERPRISES is engineered for serious big-block Chevy builders and engine builders focused on high-performance applications. This forged crankshaft serves as a critical component for those looking to maximize displacement and performance in competitive or high-horsepower street environments.

Constructed from 4340 steel, this crankshaft provides superior strength and fatigue resistance compared to cast alternatives, making it ideal for managing high combustion pressures and aggressive valve timing. The precision-ground journals and throws adhere to OEM specifications, ensuring compatibility with standard BBC connecting rods and bearings while maintaining tight tolerances for balancing and dynamic stability at high RPM.

This forged crank is perfect for engine builders, performance shops, and enthusiasts restoring or upgrading big-block Chevrolet engines in muscle cars, trucks, and hot rods. The 4.000 stroke specification is compatible with factory BBC blocks and can be paired with suitable pistons, connecting rods, and damper assemblies for optimal performance.