What does '0.75MM undersize' mean for these pistons?

This means the pistons are manufactured to be 0.75 millimeters smaller in diameter than the standard factory size. This is common when rebuilding an engine that has been bored out slightly to clean up wear or damage in the cylinder walls.

Are the piston rings included with this set?

Yes, this Mahle piston set comes complete with the piston rings, wrist pins, and clips already mounted and ready for installation. This convenience saves you time and ensures you have the correct components for your engine build.

What is the benefit of compensated ring grooves?

Compensated ring grooves help ensure that the piston rings maintain proper loading against the cylinder wall. This is critical for effective oil control, preventing excessive oil consumption, and minimizing blow-by, which contributes to better engine performance and emissions.

Mahle OE Piston Set 2243887WR075MM - GM 4.8L 5.3L 2010-2014

Name: Mahle OE GM 4.8/5.3L 10-14 0.75MM Piston With Rings Set (Set of 8)
Brand: Mahle OE
SKU: mahle-oe-mahle-oe-gm-4-8-5-3l-10-14-0-75mm-piston-with-rings-set-set-of-8-t14-53586
Price: 479.74 USD
Availability: BackOrder

Mahle OE GM 4.8/5.3L 10-14 0.75MM Piston With Rings Set (Set of 8)

$479.74

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 GM 4.8/5.3L 10-14 0.75MM Piston With Rings Set (Set of 8). These pistons feature expansion-controlled designs for reduced engine noise and wear.

Key Features

Fits 2010-2014 Chevrolet and GMC 4.8L and 5.3L V8 engines.
Set includes eight pistons, eight sets of piston rings, eight wrist pins, and eight sets of clips.
Pistons are 0.75mm undersize, suitable for engines requiring a slight bore hone.
Features expansion-controlled designs to reduce engine noise and wear.
Compensated ring grooves ensure proper ring loading for improved oil control.
OE quality from Mahle, a leading original equipment manufacturer.

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Will this fit your vehicle?

Product Details

These Mahle OE pistons come 0.75mm undersize, a common choice when rebuilding an engine that has seen some wear and needs a slight bore hone. Mahle is one of the largest original equipment piston manufacturers in the world, meaning these pistons are built to the exact specifications your GM 4.8L or 5.3L engine came with from the factory. They feature expansion-controlled designs, which help reduce engine noise and wear by maintaining proper clearances as the engine heats up.

You'll appreciate that these sets are ready for installation right out of the box, including the piston rings, pins, and clips. The compensated ring grooves are a notable detail; they ensure the rings are loaded correctly, which is crucial for good oil control and preventing blow-by. This attention to detail helps reduce emissions and improve overall engine efficiency. This set is designed to fit a wide range of Chevrolet and GMC trucks and SUVs from 2010 through 2014, including popular models like the Silverado 1500, Sierra 1500, Tahoe, and Yukon.

When you're rebuilding the heart of your engine, using OE-quality components like these Mahle pistons is a smart move. They are built to last and perform just like the originals, ensuring your engine runs smoothly and reliably for miles to come. Remember that these are not CARB approved and cannot be shipped to California.