Wiseco K454XS Professional Series Chevy LS Forged Piston Set -14cc Reverse Dome 4.000 In. Bore

The Wiseco K454XS is a Professional Series shelf-stock forged piston set designed for Chevrolet LS series engines. Featuring a 4.000-inch bore, 1.050-inch compression height, and -14cc reverse dome dish, this set is engineered for performance builders who demand precision and durability without the lead time of a custom order.

Key Features:

• Bore Diameter: 4.000 in.
• Compression Height: 1.050 in.
• Dome/Dish Volume: -14cc reverse dome
• Pin Diameter: 0.927 in.
• Forged and machined in the USA from 2618 aluminum alloy for superior tensile strength in high-performance and power-adder applications
• ArmorGlide® skirt coating reduces operating friction and noise while minimizing skirt and cylinder wall wear
• Dedicated engine-specific forging with optimized strutted design to maximize strength-to-weight ratio
• Horizontal slot oiling in pin bores for reliable wrist pin and small-end lubrication
• Includes premium ring set

Wiseco's Professional Series pistons are no-expense-spared components built for heavy to severe-duty race applications. The K454XS shelf-stock designation means these pistons are available off the shelf for faster turnaround, making them ideal for LS engine builds, stroker applications, and power-adder setups where proven, competition-grade components are required.