CP-Carrillo SC7028-4 Forged Piston and Ring Kit Honda D16Y7 75.5mm Bore

The CP-Carrillo SC7028-4 is a complete forged aluminum piston and ring kit engineered for Honda D-Series D16Y7 applications.

CP-Carrillo leverages sophisticated computer modeling and 5-axis CNC machining to produce each piston to exacting tolerances, with every unit balanced to within ±1 gram for smooth, high-revving operation. Wrist pins are included at no additional cost, and the kit ships with high-performance piston rings ready for installation.

Key Specifications:

• Bore: 75.50mm (2.972 in.)
• Stroke: 90.00mm
• Rod Length: 137.00mm
• Compression Height: 1.181 in. (30.0mm)
• Piston Style: Dish with four valve reliefs
• Piston Head Volume: -13.0cc
• Advertised Weight: 242g per piston
• Material: High-strength forged aluminum

Kit Includes:

• 4x forged aluminum pistons
• Piston rings
• Wrist pins
• Wrist pin retainers

Key Features:

• Fully CNC-machined and balanced to ±1 gram
• Compatible with turbo, supercharger, and nitrous oxide applications
• Custom skirt cam and barrel design for improved ring seal
• Accumulator grooves for enhanced oil control
• Deep valve relief depth accommodates high-lift camshafts
• Double pin oilers with force-fed oil ring
• Pick lock grooves for easy lock removal
• Press-fit or floating wrist pin compatible

CP-Carrillo's Sport Compact piston line is backed by decades of racing development and is trusted by engine builders competing at the highest levels of motorsport. The SC7028-4 delivers the strength and precision required for high-output Honda D-Series engine builds.