Carrillo BC1026-040 Small Block Chevy Flat Top Piston Set Bore - 4.040

The Carrillo BC1026-040 is a precision-engineered flat top piston set designed specifically for Small Block Chevy engines. These high-performance pistons are built to deliver maximum reliability and power output in demanding racing and high-performance street applications.

Key Specifications:

• Bore size: 4.040 inches
• Stroke: 3.750 inches
• Compression height: 5.700 inch connecting rod
• Compression ratio: 10.5:1 with 64cc cylinder head
• Dish volume: -6.83cc (flat top design)
• Compatible with all 23-degree cylinder heads

Features and Benefits:

• Flat top design optimizes combustion chamber efficiency and provides excellent flame propagation
• Precision-machined to exacting tolerances for proper ring seal and minimal blow-by
• Engineered for use with aftermarket 23-degree cylinder heads, popular in performance and racing applications
• 10.5:1 compression ratio provides strong power delivery while maintaining street pump gas compatibility
• Carrillo quality construction ensures long-term durability under high-stress conditions

This piston set is ideal for engine builders looking to maximize performance in Small Block Chevy builds with modern 23-degree head designs. The carefully calculated compression ratio and flat top configuration deliver strong torque and horsepower across the RPM range.