Manley 46920DT-4 Piston Ring Set for Subaru EJ20 Engines - 4 Pack

The Manley 46920DT-4 is a high-performance replacement piston ring set designed specifically for Subaru EJ20 engines found in WRX, STI, Forester XT, and Legacy GT models. This 4-pack set provides everything needed for a complete engine rebuild or refresh, delivering professional-grade quality that minimizes blowby and maximizes horsepower output.

Advanced Ring Design:

• Ductile iron plasma moly top compression ring for superior wear resistance and sealing
• Conventional reverse twist cast iron second ring for optimal oil control
• 3-piece standard tension oil ring assembly for consistent oil management
• Precision-engineered tolerances ensure proper ring-to-cylinder wall interface

Performance Benefits:

• Minimal blowby reduces pressure loss and maintains compression
• Increased horsepower through improved combustion efficiency
• Cooler, cleaner oil operation extends engine longevity
• Direct OEM fitment for hassle-free installation

Manley Performance has been manufacturing premium engine components since 1966, and their piston ring sets are trusted by professional engine builders and performance enthusiasts worldwide. Each ring set undergoes rigorous quality control to ensure it meets Manley's exacting standards for street, strip, and racing applications.