What is the purpose of piston rings?

Piston rings serve three main functions: they seal the combustion chamber to maintain compression, they control the amount of oil that reaches the cylinder walls, and they help transfer heat from the piston to the cylinder wall for cooling.

Are these rings compatible with other Ford 5.0 Coyote engine years?

This specific set is listed for the 2018 Ford 5.0 Coyote engine. While bore sizes might be similar across some Coyote generations, it's always best to confirm fitment for your specific engine year before purchasing.

Does this set include everything needed to replace the rings on all pistons?

Yes, this is a set of 8 piston rings, which is the correct quantity to replace the rings on all eight pistons for a V8 engine like the Ford 5.0 Coyote.

Mahle Piston Ring Set 3662MS-122 - Ford 5.0 Coyote

Name: Mahle MS 3.662in 1.2mm 1.2mm 2.0mm Drop In Rings 2018 Ford 5.0 Coyote - Set of 8
Brand: Mahle
SKU: mahle-mahle-ms-3-662in-1-2mm-1-2mm-2-0mm-drop-in-rings-2018-ford-5-0-coyote-set--t14-345341
Price: 182.96 USD
Availability: BackOrder

Mahle MS 3.662in 1.2mm 1.2mm 2.0mm Drop In Rings 2018 Ford 5.0 Coyote - Set of 8

$182.96

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Mahle MS 3.662in 1.2mm 1.2mm 2.0mm Drop In Rings 2018 Ford 5.0 Coyote - Set of 8. This ring set is designed for the 2018 Ford 5.0 Coyote engine.

Key Features

Fits 2018 Ford 5.0 Coyote engines.
Set includes 8 piston rings for a complete engine.
Top ring thickness: 1.2mm.
Second ring thickness: 1.2mm.
Oil control ring thickness: 2.0mm.
Bore size: 3.662 inches.

This piston ring set is designed for the 2018 Ford 5.0 Coyote engine. It is not CARB approved and cannot be shipped to California.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

This is a set of Mahle MS piston rings, specifically designed as a drop-in replacement for the 2018 Ford 5.0 Coyote engine. Piston rings are crucial for sealing the combustion chamber, controlling oil consumption, and transferring heat from the piston to the cylinder wall. This set includes all eight rings needed for a complete engine rebuild.

Mahle is a well-known name in engine components, and this ring set features specific dimensions: 1.2mm for the top ring, 1.2mm for the second ring, and 2.0mm for the oil control ring. These dimensions are important for proper sealing and oil control within the cylinder. The rings are made to fit the 3.662-inch bore size common in these engines, ensuring a solid fit when installed correctly.

When rebuilding your 5.0 Coyote, using a matched set of quality piston rings like these from Mahle is important for restoring proper engine compression and oil management. Always refer to the manufacturer's installation instructions for proper ring gap and installation procedures.