Wiseco K0433B75 LSX Stroker Max Series Piston Set 4.075 in. Bore +11.8cc Max Dome

The Wiseco K0433B75 is part of Wiseco's Stroker Max Series — a Professional-grade forged piston kit engineered specifically for the Chevrolet LSX platform running a 4.000 in. stroker application. Featuring a 4.075 in. bore, 1.110 in. compression height, 0.927 in. pin diameter, and a +11.8cc max dome crown, this kit is purpose-built for serious high-compression race and performance builds demanding maximum power output.

Key Features:

• Bore: 4.075 in.
• Stroke: 4.000 in. (stroker application)
• Compression Height: 1.110 in.
• Pin Diameter: 0.927 in.
• Dome Volume: +11.8cc Max Dome
• ArmorGlide Skirt Coating — seizure-resistant, friction-reducing, and quieter operation
• Forged from 2618 high-strength alloy for superior durability under extreme heat and pressure
• Fully machined crown features for precise combustion chamber optimization
• Precision ring grooves for consistent ring seal and long service life
• Engineered, forged, and machined in the USA at Wiseco's Mentor, Ohio facility

Wiseco's Professional Series pistons are no-expense-spared components designed for heavy to severe duty race builds. Each kit includes premium rings and is built to deliver custom-level performance and durability right out of the box. Whether you're building a dedicated track car or a high-output street/strip LSX motor, the K0433B75 delivers the compression and reliability needed to compete at the highest level.