Carrillo BBFR6550-005 Forged Piston and Ring Kit Ford Godzilla Bore - 7.3L 4.225in

The Carrillo BBFR6550-005 is a precision-engineered forged aluminum piston and ring kit designed specifically for Ford's Godzilla 7.3L big block engine platform. This complete kit delivers the strength and reliability needed for high-performance applications while maintaining the tight tolerances CP-Carrillo is known for.

Key Specifications:

• Bore: 4.225 inches (107.315mm)
• Stroke: 3.976 inches (stock)
• Compression Height: 1.338 inches
• Rod Length: 6.318 inches
• Piston Style: Dish with two valve reliefs (-21.1cc)
• Material: Forged aluminum for maximum strength and durability
• Engine Displacement: 7.3L/445 cubic inches

What's Included:

• Forged aluminum pistons manufactured from premium forgings
• Piston rings: Ductile iron (plasma-moly coated) and cast iron (phosphate coated)
• Complete hardware and components for installation

Proudly manufactured in the USA at CP-Carrillo's state-of-the-art facility in Irvine, California, these pistons are engineered using sophisticated computer modeling and precision 5-axis machining. The forged construction provides exceptional strength for both naturally aspirated and power adder applications, while the dish design with valve reliefs ensures proper clearance and compression ratio optimization for the Godzilla platform.