Wiseco K396X05 Professional Series Forged Piston Set Chevy LS 4.005 in. Bore -32cc Dish

The Wiseco K396X05 is a Professional Series shelf-stock forged piston set engineered for Chevrolet LS platform engines.

Key Features:

• Professional Series Construction: Forged and machined in the USA from 2618 aluminum alloy for superior tensile strength in heavy- and severe-duty race applications
• 4.005 in. Bore Diameter with a -32cc dish crown geometry for optimized compression tuning
• 0.927 in. Wrist Pin Diameter compatible with stock and performance LS connecting rods
• ArmorGlide® Skirt Coating: Reduces operating friction, minimizes skirt and cylinder wall wear, and improves cold-start noise characteristics
• Shelf Stock Availability: Ready to ship without custom lead times — ideal for time-sensitive builds
• Engineered for naturally aspirated, turbocharged, and supercharged LS applications

Wiseco's Professional Series pistons are designed for builders who demand custom-level performance in a ready-to-install package. The K396X05 is a trusted choice for LS engine builds targeting maximum power output while maintaining long-term durability.