Carrillo BLSR1200-STD Bullet Series LS7 Forged Piston Kit 4.125" Bore

The CP-Carrillo Bullet Series BLSR1200-STD is a high-performance forged piston and ring kit engineered specifically for LS7 12-degree cylinder heads. This complete 8-piston set delivers exceptional strength and reliability for high-performance street and racing applications including nitrous oxide, superchargers, and turbochargers.

Key Specifications:

• Bore: 4.125 inches
• Stroke: 4.000 inches
• Rod Length: 6.125 inches
• Compression Height: 1.120 inches
• Crown Volume: +5cc dome
• Compression Ratio: 12.9:1 with 67.5cc heads
• Pin Diameter: 0.927 inches x 2.250 inches length
• Pin Wall Thickness: 0.180 inches

Construction and Features:

• Manufactured from premium 2618 forged aluminum alloy for maximum strength and durability
• Special skirt design engineered for reduced piston noise
• 1.2mm steel gas nitride top ring for superior sealing
• 1.2mm Napier second ring
• 3.0mm oil ring
• Deep 0.220-inch intake valve pockets
• Includes wrist pins with rings
• Proudly made in the USA

The CP-Carrillo Bullet Series represents an exceptional value for engine builders seeking professional-grade quality at a competitive price point. These pistons incorporate CP-Carrillo's extensive research and development, computer-designed forgings, tight tolerances, and rigorous quality control standards that have made them an industry leader in performance engine components.