What does '0.040 inch undersize' mean for these piston rings?

This means the rings are manufactured to be 0.040 inches smaller in diameter than the standard size. This is typically used when engine cylinders have been bored out to a larger size during a rebuild, ensuring a proper fit and seal.

Are these piston rings sold individually or as a set?

This product is a plain ring set, meaning it includes all the necessary piston rings for a complete engine rebuild. You will receive the correct quantity of rings for all pistons in your 7.4L engine.

What is the primary benefit of Mahle OE piston rings?

Mahle OE piston rings are known for their advanced technology that focuses on reducing friction and minimizing engine oil consumption. This contributes to improved engine efficiency and a longer service life for your engine.

Mahle OE Piston Rings 51617.040 - 1991-2000 GMC/Chevrolet Tr

Name: Mahle Rings GMC Trk 454 7.4L Eng 91-94 Plain Ring Set
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-gmc-trk-454-7-4l-eng-91-94-plain-ring-set-t14-49157
Price: 108.11 USD
Availability: BackOrder

Mahle Rings GMC Trk 454 7.4L Eng 91-94 Plain Ring Set

$108.11

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 piston rings for 1991-2000 GMC/Chevrolet 7.4L trucks. Minimizes oil consumption and friction for longer engine life.

Key Features

Fits 1991-2000 GMC and Chevrolet trucks with 7.4L engines.
Mahle OE piston rings are designed to meet original equipment requirements.
Minimizes engine oil consumption for cleaner operation.
Helps reduce friction within the cylinder for improved efficiency.
Designed for longer service life.
This is a 0.040 inch undersize ring set.

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

Product Details

Mahle is known for making OE-quality engine components, and these piston rings are a prime example. If you're rebuilding the top end of your 1991-2000 GMC or Chevrolet truck with a 7.4L engine, these rings are designed to meet the original equipment specifications. They play a crucial role in sealing the combustion chamber, controlling oil consumption, and reducing friction within the cylinder, all of which contribute to the overall health and longevity of your engine.

These rings are built with advanced technology to minimize friction and reduce engine oil consumption. This means you get a well-built set of rings that help ensure your engine runs efficiently and lasts longer. The specific set you're looking at is 0.040 inch undersize, which is important to note if you're machining your pistons or cylinders to match.

This set fits a wide range of trucks, including popular models like the Chevrolet C2500 and GMC K2500, as well as their Suburban variants. When you're putting your engine back together, using rings that meet OE requirements helps ensure a proper seal and reliable performance.