Wiseco K0454XS Professional Series Piston Set Chevy LT1 Gen V -6.9cc Flat Top 1.105 CH

The Wiseco K0454XS is a Professional Series forged piston set engineered specifically for the GM Gen V LT1 6.2L direct-injected V8 engine.

Key Features:

• 2618 forged aluminum construction for superior tensile strength and durability under high-load race conditions
• -6.9cc flat-top (F/T) crown optimized for forced induction builds on the Gen V LT1 platform
• 1.105-inch compression height for precise deck clearance tuning
• Direct injection (DI) bowl geometry retained from OEM design — factory-proven combustion chamber shape with dedicated LT valve reliefs
• ArmorGlide® skirt coating provides seizure resistance, friction reduction, and quieter piston operation
• ArmorPlating™ thermal barrier coating on the crown for heat management under extreme conditions
• 0.927-inch pin diameter with a .200-inch wall wrist pin and Spirolox® retainers included
• Anti-detonation groove and pressure seal grooves for improved ring seal performance
• Engineered, forged, and machined in the USA at Wiseco's Mentor, Ohio manufacturing facility

The Professional Series is Wiseco's no-compromise piston line, purpose-built for heavy-duty and severe-duty race applications. The strutted piston design delivers exceptional strength while keeping weight competitive. Each kit includes eight forged pistons, wrist pins, Spirolox® retainers, and a complete premium GFX ring set — everything needed for a full V8 engine build.