MAHLE 3021208 Piston Ring Set Bore Steel Napier - 4.060 1.5mm

The MAHLE 3021208 is a precision-engineered piston ring set designed for high-performance engine applications requiring a 4.060-inch bore diameter. This steel ring set features Napier-style construction with a 1.5mm ring width and .151 ring width (RW) specification, delivering reliable compression sealing and oil control.

Key Features:

• 4.060-inch bore diameter for precise fitment
• 1.5mm ring thickness for optimal sealing performance
• Steel construction with Napier design for enhanced durability
• .151 RW (ring width) specification
• Plain ring configuration
• Manufactured by MAHLE to OE standards

MAHLE piston rings are engineered with advanced materials and coatings to provide superior wear resistance, reduce friction, and maintain consistent sealing throughout the engine's operating range. The Napier design offers improved oil control characteristics, making this ring set suitable for both street and performance applications.