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Engine piston rings are critical components for maintaining optimal engine performance and longevity. Selecting the correct replacement rings ensures proper sealing, oil control, and efficient combustion. Investing in high-quality piston rings can prevent costly engine damage and improve fuel economy.
DNJ Engine Components is a full line provider of Domestic & Japanese engine parts for cars and trucks.
We carefully selected DNJ Engine Components as the sole provider. DNJ has a 30+ year track record of quality, experience, and trust. It makes sense for us to carry a brand that would help us earn customer loyalty in the long run
Complete Plasma Moly Ring Set – Includes a full set of Hastings 2M4860 piston rings for (8) pistons – designed for stock bore 4.000” 6.0L GM LS engines.
Ideal for High-Performance or OEM Rebuilds – Great for naturally aspirated and mild forced induction builds, offering OEM-level sealing with upgraded durability.
Top Ring: Plasma Moly Coated – Provides excellent wear resistance and superior heat control, making it ideal for street performance and long-term reliability.
Second Ring: Reverse-Twist Cast Iron – Designed for optimal oil scraping and blow-by reduction, improving ring seal efficiency during break-in and high-RPM use.
Fits 1999–2006 GM LQ4 and LQ9 6.0L LS Engines – Direct-fit for factory 6.0L iron block applications found in Silverado, Sierra, Suburban, Escalade, and HD platforms.
DNJ Engine Components is a full line provider of Domestic & Japanese engine parts for cars and trucks.
We carefully selected DNJ Engine Components as the sole provider. DNJ has a 30+ year track record of quality, experience, and trust. It makes sense for us to carry a brand that would help us earn customer loyalty in the long run
Highest quality OE replacement piston ring set available - MAHLE replacement ring sets are designed with OE form, fit, and function
MAHLE piston rings with SAE 9254 high alloy steel base material combine to make the ultimate piston ring base material: higher tensile and yield strength, extended fatigue resistance, and increased material hardness
MAHLE second rings provide superior oil control, improved combustion gas management, top ring stability, and sealing providing the best possible oil control and least amount of power loss
MAHLE CP-20 oil rings provide superior oil control in all applications utilizing the exclusive 20 degree ear angle for the best possible side seal in the piston oil ring groove and simplifies installation
MAHLE continues to lead the industry with SAE 9254 high alloy steel napier second rings providing high quality grey iron/ductile iron BT and RBT second rings
【Versatile Design】This Set Features A Heavy-duty Ratcheting Compression Pliers And Six Piston Ring Compressors, Each Labeled For Easy Identification And Compatible With Various Piston Sizes.
【Reliable Performance】Constructed From High-quality Steel For Durability, The Heavy-duty Pliers Securely Lock Into Place On The Piston Rings To Ensure Quick And Effortless Installation.
【Convenient Carrying Case】The Internal Structure Of The Case Is Designed To Fit The Piston Ring Compressor Set Tightly, Reducing Wear And Tear During Storage And Transportation, And The Hand-held Design Makes It Easy To Carry Around.
【Multi-functional Application】Compatible With A Wide Range Of Engine Models, Including Cars, Trucks, Motorcycles, And More, Perfect For Both Professional Mechanics And Diy Enthusiasts.
【User-friendly Operation】Clear Instructions And Simple Design Make Mastering The Installation Method Quick And Easy For Users.
DNJ Engine Components is a full line provider of Domestic & Japanese engine parts for cars and trucks.
We carefully selected DNJ Engine Components as the sole provider. DNJ has a 30+ year track record of quality, experience, and trust. It makes sense for us to carry a brand that would help us earn customer loyalty in the long run
Fit for for Hyundai Tucson 2.4L L4 2014-2015, for Hyundai Tucson 2.4L L4 2018-2021, for Hyundai Santa Fe 2.4L L4 2019-2020, for Hyundai Sonata 2.4L L4 2014-2019, for Hyundai Santa Fe Sport 2.4L L4 2013-2018, for Kia Sportage 2.4L L4 2014-2021, for Kia...
Standard Bore Diameter 88mm; Height: 1.20mm x 1.20mm x 2.00mm.
Product Information: The piston ring kit is made of metal, which is strong,resistant to high temperatures and pressures, and also retain their elasticity very well.
【Perfect Fit for 5.7L HEMI】 Confirmed compatibility with 2003-2008 Dodge Ram Durango Jeep Grand Cherokee and Chrysler 300. Must have VIN code "2" or "D".
【Solves Oil Consumption & Boosts Power】 Restores cylinder sealing to effectively reduce oil burn and blow-by, reclaiming engine compression and horsepower.
【Durable Steel Construction】 Built from high-quality materials for superior heat resistance and long-term reliability under demanding conditions.
【Easy Installation】 Precision-engineered to OE specifications for a straightforward fit, ensuring a hassle-free rebuild process.
【Complete Set for Full Rebuild】 Includes a full piston ring set for one engine (8 cylinders). Direct replacement for part #5086002AA & 9145232075.
Last update on 2026-09-01 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Engine Piston Rings
Material Composition
Cast Iron: A common and cost-effective option, suitable for many standard applications.
Ductile Iron: Offers increased strength and durability over standard cast iron, ideal for performance or heavy-duty use.
Steel Alloys: Provide superior strength, heat resistance, and wear characteristics, often used in high-performance or racing engines.
Ring Type and Design
Compression Rings: The top rings responsible for sealing the combustion chamber. Ensure they match the original equipment manufacturer (OEM) specifications for bore size and profile.
Oil Control Rings: Located below the compression rings, these manage oil flow to prevent excess oil from entering the combustion chamber. Different designs (e.g., two-piece, three-piece) offer varying levels of oil control and tension.
Coatings: Some rings feature coatings like chrome, molybdenum, or plasma spray for enhanced durability and reduced friction.
Engine Specifications
Bore Size: Piston rings must precisely match the cylinder bore diameter for a proper seal. Measure accurately or consult your engine's service manual.
Piston Type: Ensure compatibility with your piston's groove depth and design (e.g., standard, Napier hook).
Engine Application: Consider whether the engine is used for daily driving, towing, or racing, as this influences the required durability and performance characteristics of the rings.
Frequently Asked Questions
What is the primary function of piston rings?
Piston rings serve three main functions: sealing the combustion chamber to prevent gas leakage, regulating the amount of oil reaching the cylinder walls, and transferring heat from the piston to the cylinder wall for dissipation.
How do I know which size piston rings I need?
Accurate measurement of the cylinder bore is essential for selecting the correct piston ring size. Consulting your vehicle's service manual or using a bore gauge will provide the precise diameter required.
Are coated piston rings worth the extra cost?
Coated piston rings, such as those with molybdenum or chrome, generally offer improved wear resistance and reduced friction. This can lead to longer ring life and better engine performance, often justifying the higher price for demanding applications.
Can I reuse my old piston rings?
It is strongly advised not to reuse old piston rings. Used rings are already worn and may not provide an adequate seal, leading to decreased performance, increased oil consumption, and potential engine damage.
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