Callies APO-31Q-CS58 GM LS1 4340 Forged Compstar Crankshaft with 4 Inch Stroke and Internal Balance

The Callies APO-31Q-CS58 GM LS1 4340 Forged Compstar Crankshaft is engineered for high-performance automotive applications. Crafted from forged steel, this crankshaft offers exceptional strength and durability for demanding engine builds. Its 4-inch stroke provides optimal power delivery and torque, making it suitable for performance street and racing engines. The internal balance design ensures smooth operation and reduces vibrations, contributing to engine longevity and efficiency. The crankshaft features a one-piece seal, simplifying installation and maintenance while enhancing reliability. Designed specifically for GM LS-Series engines, this crankshaft is an excellent choice for builders seeking a robust, reliable component that supports high horsepower and torque outputs. Its precise manufacturing and material quality ensure consistent performance under extreme conditions, making it ideal for custom engine projects and rebuilds.

Features:

• Material: Forged steel for strength and durability

• Stroke: 4.000 inches for increased torque and power

• Internal balance for smooth engine operation

• Designed for GM LS-Series engines

• One-piece seal for reliable sealing and installation