What does it mean that these rings are 0.030 inches undersize?

This means the rings are manufactured to be 0.030 inches smaller in diameter than the standard bore size for the VQ35DE engine. This size is typically used when cylinders have been bored out slightly during an engine rebuild to clean up imperfections or increase displacement.

Why is reducing friction important with piston rings?

Reducing friction between the piston rings and the cylinder walls helps the engine run more efficiently. Less friction means less power is lost to heat and drag, which can contribute to improved fuel economy and a smoother-running engine.

Are these rings suitable for all Nissan 3.5L engines?

This specific Mahle ring set is designed for the VQ35DE engine found in many 2001-2010 Nissan and Infiniti vehicles. It's important to verify fitment for your exact year, make, and model to ensure compatibility.

Mahle Chrome Piston Ring Set 42239CP.030 - Nissan 3.5L VQ35D

Name: Mahle Rings Nissan 3.5L 3498cc VQ35DE DOHC 2001-2010 Chrome Ring Set
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-nissan-3-5l-3498cc-vq35de-dohc-2001-2010-chrome-ring-set-t14-48873
Price: 52.99 USD
Availability: BackOrder

Mahle Rings Nissan 3.5L 3498cc VQ35DE DOHC 2001-2010 Chrome Ring Set

$52.99

On Backorder

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

Mahle OE chrome piston ring set for Nissan 3.5L VQ35DE engines. Reduces friction and oil consumption for longer engine life.

Key Features

Fits 2001-2010 Nissan and Infiniti 3.5L 3498cc VQ35DE DOHC engines.
Mahle OE chrome ring set designed to reduce friction and oil consumption.
Helps ensure proper cylinder sealing for optimal engine performance.
Built to meet original equipment requirements for a long service life.
This set is 0.030 inches undersize, intended for use with cylinders honed to match.

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Will this fit your vehicle?

Product Details

If you're rebuilding the top end of your Nissan or Infiniti 3.5L VQ35DE engine, a fresh set of piston rings is crucial for proper sealing and oil control. These Mahle OE chrome ring sets are built to meet the demands of modern engines, focusing on reducing friction and minimizing oil consumption. They are designed to help ensure your engine runs smoothly and efficiently for a long time.

Mahle has a reputation for advanced piston ring technology, and these rings are no exception. They are engineered to reduce friction between the piston and cylinder wall, which can lead to improved performance and better fuel economy. By minimizing oil consumption, they also help prevent excessive smoke and carbon buildup. This set is specifically sized at 0.030 inches undersize, which is important to note if you are re-honing your cylinders.

This set fits a wide range of popular Nissan and Infiniti models from the early 2000s, including vehicles like the Nissan 350Z, Altima, Maxima, and Infiniti G35 and M35. Make sure to check the full fitment list to confirm compatibility with your specific vehicle.