Mahle 42095CP Engine Piston Ring Set

Engine Piston Ring Set for Ford, Jaguar, Lincoln, Mazda, Mercury

The Mahle 42095CP engine piston ring set is designed to meet the precise specifications required for a range of vehicles including Ford Escape, Jaguar S-Type, Lincoln LS, Mazda MPV, and Mercury Mariner. Engineered with premium materials and coatings, this piston ring set ensures reliable performance and durability in demanding engine conditions.

• Bore diameter of 3.5039 inches for exact fitment
• Premium grade piston rings for enhanced wear resistance
• Oil ring assembly made from stainless steel with 0.0984 inch axial height
• Plasma-moly coating on piston ring face for improved sealing and reduced friction
• Standard size piston ring oversize for direct replacement
• Carbon steel construction for top and second rings with respective thicknesses of 0.0468 inch and 0.0586 inch
• Shallow groove size designed for optimal ring seating and performance

Technical Details and Material Specifications

The Mahle 42095CP piston ring set features a bore diameter of 3.5039 inches, making it compatible with specific engine blocks in Ford, Jaguar, Lincoln, Mazda, and Mercury models. The oil ring assembly is crafted from stainless steel, providing corrosion resistance and durability, with an axial height of 0.0984 inches to maintain proper oil control. The piston ring face is coated with plasma-moly, a coating known for reducing wear and improving the seal between the piston and cylinder wall. Both the top and second rings are made from carbon steel, with thicknesses of 0.0468 inches and 0.0586 inches respectively, ensuring strength and longevity under high combustion pressures. The shallow groove size supports efficient ring seating and helps maintain engine compression.

Compatible Vehicles and Applications

This piston ring set is compatible with a variety of vehicles, including:

• Ford Escape, Fusion, Five Hundred, Freestyle, Mariner, Tribute
• Jaguar S-Type, X-Type, Zephyr
• Lincoln LS, Milan, Sable
• Mazda MPV, Montego
• Mercury Mariner, Milan, Sable

It is designed for use in engine rebuilds or repairs where piston ring replacement is necessary to restore engine compression and oil control.

Common Issues Addressed by This Piston Ring Set

• Reduced engine compression causing power loss
• Excessive oil consumption due to worn oil rings
• Increased blow-by and emissions from damaged piston rings
• Engine noise and rough idling related to piston ring wear
• Poor fuel efficiency linked to compromised ring sealing

Installation Notes and Tips

Ensure the cylinder bore is properly cleaned and measured before installation to confirm the 3.5039 inch bore diameter compatibility. Use appropriate piston ring compressors and follow manufacturer torque specifications during assembly. Verify ring end gaps and orientation according to engine service manual guidelines to prevent premature wear or engine damage.

Quality Assurance and Warranty

Mahle 42095CP piston ring sets are manufactured to meet OEM standards with premium materials and coatings for durability and performance. While specific warranty details are not provided, Mahle products typically adhere to strict quality control processes to ensure reliability in automotive engine applications.