Carrillo SC7399-1 Forged Piston Set for Subaru EJ20 WRX 92mm Bore 8.5:1 CR

The Carrillo SC7399-1 is a high-performance forged piston set engineered specifically for Subaru EJ20 WRX engines. Manufactured by CP-Carrillo using advanced 2618-T61 aluminum alloy forgings, these pistons are designed to withstand the extreme demands of high-horsepower and high-boost builds.

Key Specifications:

• Bore: 3.622 inches (92mm)
• Compression Ratio: 8.5:1
• Stroke: 75mm
• Rod Length: 130.5mm
• Compression Height: 1.285 inches
• Dome/Dish Height: -8.15cc
• Piston Pin Diameter: 23mm
• Ring Thickness: 1.2mm x 1.5mm x 4.0mm
• Size: Standard (STD)

• Four forged pistons
• High-quality piston rings
• Wrist pins (gudgeon pins)
• Wrist pin locks

Features and Benefits:

• Forged from high-strength 2618-T61 aluminum alloy for superior durability under high heat and cylinder pressure
• Compatible with oversized valves and high-lift camshafts
• Designed using sophisticated 3D modeling software and finite element analysis (FEA)
• Optimized for boosted applications and forced induction engines
• Manufactured in Irvine, California with advanced CNC machining techniques
• Part of CP-Carrillo's Sport Compact shelf line with over 500 available configurations

CP-Carrillo pistons are trusted by professional engine builders and motorsports teams worldwide. Each piston undergoes extensive research and development to ensure maximum power output, reliability, and longevity in demanding performance applications. Professional installation and proper clearance verification are recommended for optimal results.

California Prop 65 Warning: This product can expose you to chemicals which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.