Callies LS Apex 4340 Forged Crankshaft - 4.000" Stroke

Boost the performance of your GM LS-Series engine with the Callies LS Apex 4340 Forged Crankshaft. Built for extreme duty, this crankshaft delivers the strength and precision required for high-horsepower street and track applications.

Key Features:

• 4340 Forged Steel: Offers superior strength and durability to withstand extreme engine loads.
• 4.000" Stroke: A popular stroke choice for maximizing displacement and power in LS engines.
• Internal Balance: Facilitates easier engine assembly and reduces vibration for smoother operation.
• 58X Reluctor: Ensures compatibility with factory and aftermarket GM engine control units.
• 1-Piece Rear Main Seal: Designed for a reliable, leak-free seal.
• Forged Construction: Provides a significant strength advantage over cast cranks for boosted or high-RPM builds.

The Callies Apex series crankshafts are renowned for their quality and performance. This 4.000" stroke variant is a versatile option for naturally aspirated, supercharged, turbocharged, or nitrous-assisted LS engines. It's the foundation for a powerful and dependable engine build.

Achieve your performance goals with Callies quality. Find the LS Apex Crankshaft at GGCRACING.