Carrillo SC7137-4 Forged Piston Set Honda L15A VTEC 73mm 11.5:1

The CP-Carrillo SC7137-4 is a forged high-performance piston set designed for the Honda L15A VTEC engine, as found in the Honda Fit, Jazz, and City.

Key Features:

• High-strength forged aluminum alloy construction for superior durability under race conditions
• 73mm (2.874") bore diameter with 11.5:1 compression ratio
• -5.5cc dish top design optimized for the Honda L15A VTEC combustion chamber
• Deep valve reliefs to accommodate high-lift camshafts and oversized valves
• Custom skirt cam and barrel design for reduced friction and improved ring seal
• Accumulator grooves for enhanced ring seal performance
• High-performance ring set included
• Wrist pins included at no additional cost
• Double pin oilers force-fed from oil ring groove
• Fully CNC machined and balanced to within ±1 gram
• Compatible with turbo, supercharger, nitrous oxide, and naturally aspirated applications

CP-Carrillo pistons are engineered through extensive research and development, with designs continuously refined in collaboration with top motorsports teams. Every piston undergoes a rigorous multi-level inspection and quality control process, and all products are proudly manufactured in the USA.