Wiseco K0044X2 Professional Series Forged Dome Piston Kit 4.020 Bore

The Wiseco K0044X2 Professional Series piston kit is a complete forged piston and ring package engineered for Chevrolet LS engines. This kit features 2618 high-strength aluminum alloy construction with a 9cc dome design, delivering an 11.3:1 compression ratio when paired with 66cc combustion chambers.

Key Specifications:

• Bore: 4.020 inches (102.108mm)
• Stroke: 3.622 inches (standard LS stroke)
• Rod Length: 6.098 inches
• Compression Height: 1.311 inches
• Wrist Pin Diameter: 0.945 inches
• Piston Weight: 509 grams
• Crown Volume: +9cc dome

Performance Features:

• ArmorGlide skirt coating minimizes friction and maximizes horsepower while improving wear resistance
• Dedicated forgings with optimized skirt profiles designed for street applications
• Anti-detonation and pressure seal grooves for improved ring seal and reduced piston noise
• Accommodates reluctor ring on stroker cranks without notching pin bosses
• Offset pins like OEM for quiet operation and long service life
• Premium GFX ring package included: 1.2mm, 1.2mm, 3.0mm gas-nitrided rings

Designed specifically for high-performance LS builds running high boost or nitrous applications while maintaining street manners. The Professional Series has been successfully tested in extreme horsepower applications. Complete kit includes eight forged pistons, premium rings, and wrist pins. Pin upgrade recommended for applications exceeding 700 horsepower.