Carrillo SC7006-1 Forged Piston Honda B-Series 81.5mm 9:1 Compression

The Carrillo SC7006-1 is a high-performance forged aluminum piston designed for Honda B-series engines including B18A1 and B18B applications. This individual piston features a 3.209-inch (81.5mm) bore diameter with a dish design and four valve reliefs, engineered for 9:1 compression ratio builds. The 1.181-inch compression height and +6.30cc dome volume make it ideal for street performance and forced induction applications.

Key Specifications:

• Bore: 3.209 inches (81.5mm) - +0.5mm oversize
• Compression Height: 1.181 inches (30.0mm)
• Compression Ratio: 9.0:1
• Piston Weight: 277 grams
• Wrist Pin Diameter: 0.827 inches (21mm)
• Ring Pack: 1.0mm x 1.2mm x 2.8mm (uses CPN-3209 rings)
• Piston Style: Dish with four valve reliefs
• Material: High-strength forged aluminum

Advanced Features:

• Fully CNC-machined and balanced to +/-1 gram tolerance
• Deep valve reliefs accommodate high-lift camshafts and +1mm oversized valves
• Custom skirt cam and barrel design for reduced friction
• Accumulator grooves for improved oil control
• Double pin oilers with force-fed oil ring groove
• Pin lock grooves for easy retainer removal
• Compatible with press-fit or floating wrist pin setups
• Engineered using sophisticated computer modeling and 5-axis machining

Application Notes:

• Works with B16A, B18A, B18B, and B18C cylinder heads
• Suitable for turbo, supercharger, and nitrous oxide applications
• Designed for 89.00mm stroke and 137.00mm rod length
• Wrist pin, rings, and retainers sold separately

CP-Carrillo pistons are manufactured in climate-controlled facilities using proprietary tooling and dedicated cutters to ensure the highest quality standards. Each piston undergoes rigorous inspection with computerized electronic equipment, making them the choice of professional engine builders and racers worldwide.