CP-Carrillo SC7170-4 Forged Piston and Ring Kit Honda F-Series 87mm 11.0:1

Designed for the Honda F22C at a 3.425-inch (87mm) bore and 11.0:1 compression ratio, these pistons are built to handle naturally aspirated, turbocharged, supercharged, and nitrous oxide applications. Note: block must be sleeved for proper fitment.

Key Specifications:

• Bore: 3.425 in. (87.00mm)
• Stroke: 90.70mm
• Rod Length: 149.68mm
• Compression Height: 1.181 in. (29.997mm)
• Piston Head Volume: -1.40cc
• Dome Height: 0.045 in.
• Advertised Weight: 316 grams per piston
• Pin Diameter: 0.905 in. (23mm)
• Top Ring: 1.0mm steel
• Second Ring: 1.2mm cast iron
• Oil Ring: 2.8mm

Key Features:

• Forged aluminum construction with dedicated forgings for superior strength and durability
• Full-radius dome design with four valve reliefs for high-lift camshaft compatibility
• Dual forced pin oilers providing double the oil supply to the wrist pin
• Accumulator grooves to reduce ring flutter and improve combustion seal
• Fully CNC-machined and balanced to +/- 1 gram
• Wrist pins and pin retainers included at no additional cost
• Pick-lock grooves for easy lock removal during assembly
• Press-fit or floating wrist pin compatible
• Made in the USA

CP-Carrillo pistons are engineered using sophisticated computer modeling and 5-axis machining to deliver precise fitment and optimal performance. The SC7170-4 set is a proven choice for high-performance Honda F-Series engine builds across street and motorsport applications.