What does the .010 in the part number mean?

The '.010' in the part number indicates that these piston rings are 0.010 inches undersize. This is a common size for engine rebuilding, used when cylinder walls have been honed or bored out to a slightly larger diameter.

Why is a moly coating important on piston rings?

The moly (molybdenum) coating on these Mahle rings helps to reduce friction between the ring and the cylinder wall. It also aids in the 'seating' process, where the rings quickly form a proper seal against the cylinder wall, which is essential for optimal compression and oil control.

Are these rings compatible with all 5.7L Hemi engines?

This ring set is designed for 5.7L Hemi engines in Chrysler, Dodge, Jeep, and Ram vehicles from 2009 and up. While it fits many applications, it's always best to confirm the specific engine code and year range for your vehicle to ensure compatibility.

Mahle OE Piston Rings Moly Ring Set 42108CP.010

Name: Mahle Rings Chrysler / Dodge Trk 5.7L Hemi Eagle Eng 2009 - Up Moly Ring Set
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-chrysler-dodge-trk-5-7l-hemi-eagle-eng-2009-up-moly-ring-se-t14-50291
Price: 185.72 USD
Availability: InStock

Mahle Rings Chrysler / Dodge Trk 5.7L Hemi Eagle Eng 2009 - Up Moly Ring Set

$185.72

Only 1 left in stock

Mahle OE Moly Ring Set for 5.7L Hemi engines. Reduces friction and oil consumption for longer engine life.

Key Features

Fits 2009 and up Chrysler, Dodge, Jeep, and Ram vehicles with the 5.7L Hemi engine.
Moly coating on the rings aids in quick seating and proper cylinder wall sealing.
Designed to reduce engine friction and minimize oil consumption.
Contributes to a longer service life for your engine components.
This is a 0.010 inch undersize ring set, critical for proper engine rebuild specifications.
Mahle OE rings are built to meet demanding original equipment requirements.

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Will this fit your vehicle?

Product Details

If you're rebuilding the top end of your 5.7L Hemi engine, getting the right piston rings is crucial for performance and longevity. This Moly Ring Set from Mahle OE is built to meet the demands of these powerful engines, helping to minimize oil consumption and reduce friction for a longer service life. They are designed to work with a wide range of Chrysler, Dodge, Jeep, and Ram trucks and SUVs from 2009 and up, including popular models like the Dodge Charger, Ram 1500, and Jeep Grand Cherokee.

Mahle OE piston rings are known for their advanced technology, focusing on reducing friction and ring mass without sacrificing durability. The moly coating on these rings helps to seat them quickly against the cylinder walls, which is important for proper sealing and preventing oil blow-by. This attention to detail means you get a well-built set of rings that contribute to a healthier, more efficient engine rebuild.

This set is specifically sized at 0.010 inches undersize, which is important to note for your engine build. Always ensure you're matching the correct ring size to your cylinder bore measurements during your rebuild.