Carrillo SC7540-1 Forged Piston for Mazda BP 1.8L 83mm Bore

The Carrillo SC7540-1 is a high-performance forged aluminum piston designed for Mazda BP 1.8L engines. This precision-engineered piston features a 3.268-inch (83mm) bore diameter with a domed top and four valve reliefs, delivering a 9.0:1 compression ratio for optimal power and efficiency.

Key Specifications:

• Bore: 3.268 inches (83mm)
• Stroke: 85mm
• Rod Length: 133mm
• Compression Height: 1.208 inches
• Compression Ratio: 9.0:1
• Dome Volume: 1.3cc
• Approximate Weight: 310 grams

Features:

• High-strength forged aluminum construction for maximum durability
• Fully CNC-machined and balanced to +/-1 gram for smooth operation
• Deep valve reliefs accommodate high-lift camshafts and +1mm oversize valves
• Custom skirt cam and barrel design with accumulator grooves
• Double pin oilers with force-fed lubrication from oil ring groove
• Pin lock grooves for easy lock removal and installation
• Suitable for turbo, supercharger, and nitrous oxide applications
• Compatible with high-performance rings and oversized valves

Wrist pin and piston rings included. Each CP-Carrillo piston is manufactured at their Irvine, California facility using state-of-the-art 5-axis CNC machining and sophisticated computer modeling to ensure optimal design and precision. Sold individually.