Wiseco K0242A100 Big Block Chevy 396/427/454/502 Forged Piston Kit 45cc Dome 4.310 Bore

The Wiseco K0242A100 is a professional-grade forged piston kit designed for Chevrolet Big Block engines displacing 396, 427, 454, and 502 cubic inches. Featuring a 45cc dome and a 1.395-inch compression height, this kit is engineered to deliver high-compression performance in serious street and race applications. The dome profile raises the compression ratio to help maximize power output when paired with open-chamber cylinder heads.

Key Features:

• Forged 2618 high-strength aluminum alloy construction for superior tensile strength and durability under high-load conditions
• 45cc dome crown with a 1.395" compression height optimized for stock-stroke BBC builds
• 4.310" bore diameter to accommodate standard and lightly overbored Big Block Chevy cylinder bores
• ArmorGlide skirt coating for reduced friction, seizure resistance, and quieter engine operation
• Vertical gas ports improve ring seal and combustion efficiency
• Precision-machined ring grooves with anti-detonation groove for added sealing performance
• Forced pin oiling for enhanced wrist pin lubrication during high-RPM operation
• Engineered, forged, and machined in the USA at Wiseco's Mentor, Ohio facility

Kit Includes:

• 8 forged pistons
• 8 wrist pins
• 8 pin locks
• 8 groove lock spacers (where applicable)

Wiseco's Professional Series BBC piston kits are a trusted choice for engine builders seeking a complete, ready-to-install forged piston solution. Designed using advanced 3D modeling and finite element analysis, every K0242A100 kit meets the demanding standards of both high-performance street and motorsport applications.