MAHLE 3010220B Fire-Power Piston Ring Set Bore - 4.355in 1/16in PC479

The MAHLE 3010220B Fire-Power piston ring set is engineered for high-performance applications requiring superior durability and sealing performance. Designed for a 4.355-inch bore diameter with 1/16-inch PC479 top ring configuration, this plain ring set delivers the reliability needed for demanding racing and street performance engines.

Key Features:

• 4.355-inch bore diameter for precise cylinder fitment
• 1/16-inch (0.0625-inch) top ring thickness for reduced friction and weight
• PC479 Fire-Power coating technology for enhanced wear resistance and durability
• Plain ring design optimized for high-performance applications
• Engineered to withstand high cylinder pressures and temperatures
• Superior radial tension stability for consistent sealing throughout RPM range
• Advanced coating protects cylinder walls while maintaining optimal oil control

MAHLE's Fire-Power ring sets are specifically designed for turbocharged, supercharged, and nitrous oxide-injected engines where conventional rings may fail. The PC479 coating provides exceptional scuff resistance and longevity in extreme operating conditions, making this ring set ideal for race engines, street performance builds, and high-output forced induction applications.