CABBO425-CS Callies Compstar Bbc 4.000 Stroke, 2.750 Mains, 2.200 Pins, 4340

Description

Maximize your engine’s power and reliability with the Callies COMPSTAR BBC crankshaft, designed specifically to withstand high-performance demands. Its 4.000-inch stroke translates to increased piston travel, delivering enhanced torque and horsepower essential for advanced engine builds.

The crankshaft features 2.750-inch main journals, providing superior bearing surface area that enhances stability and reduces wear under extreme loads. This dimension supports robust engine operation, minimizing the risk of deformation and extending engine life.

Additionally, the 2.200-inch pin journals optimize connecting rod fitment, ensuring precise piston movement and reducing friction. This accuracy contributes directly to improved efficiency and smoother engine performance.

Manufactured from high-strength 4340 forged steel, this crankshaft offers exceptional tensile strength and fatigue resistance. The material choice guarantees durability and resilience against the stresses of high-RPM operation and heavy-duty use.

Measuring 95.30 cm in length, 27.90 cm in width, and 27.90 cm in height, and weighing 35 kg, the COMPSTAR crankshaft is engineered for compatibility with Big Block Chevy (BBC) engines, providing a direct fit for rebuilds or custom builds that demand precise dimensions and reliable performance.

With Callies’ reputation for exacting quality and engineering, this crankshaft integrates seamlessly into engine assemblies, delivering consistent power transfer and longevity. It is optimized for users who require a balance of strength, precision, and durability in their engine components.

Choose the COMPSTAR BBC crankshaft to ensure your engine achieves peak mechanical performance with proven material strength and precise journal dimensions engineered for demanding applications.