Precision Sealing for High-Output Engines

The Akerly & Childs Xtreme Piston Ring Set is engineered for builders who require uncompromising sealing and durability. Designed for a 4.380-inch bore, these file-fit rings provide the exact clearance needed for high-performance 8-cylinder engine builds. Utilizing a high-tension design, these rings ensure maximum cylinder pressure retention, which is critical for forced induction or high-compression naturally aspirated setups.

Technical Specifications and Benefits

• Bore Size: 4.380 inches.
• Material: Ductile iron construction for superior strength.
• Coating: Plasma Moly face for reduced friction and extended wear life.
• Configuration: 0.017 in x 1/16 in x 3/16 in thickness.
• Type: High-tension, file-fit rings for precise gap setting.

Akerly & Childs is a leader in piston ring technology, and the Xtreme series is their flagship solution for serious racers. The ductile iron material resists breakage under extreme cylinder pressures, while the plasma moly coating ensures a fast break-in period and excellent oil control. This kit is designed to provide the stability your pistons need to perform under the most demanding conditions. Whether you are refreshing a race engine or building a new street-strip powerhouse, trust these rings for consistent performance. Upgrade your engine internals with quality components from GGCRACING.