What does the '.020' designation mean for these pistons?

The '.020' in the part description indicates that these pistons are 0.020 inches larger in diameter than the standard factory size. This is typically used when an engine's cylinders have been bored out to clean up wear or damage, requiring a larger piston to maintain proper compression.

Do these pistons come with wrist pins and clips?

Yes, this set includes the pistons, pre-mounted piston rings, and the necessary wrist pins and clips for installation. Mahle provides these components together for a convenient engine building experience.

Are these pistons suitable for all 6.5L diesel engines?

This piston set is specifically designed for the GM 6.5L diesel V8 engine found in many Chevrolet, GMC, and AM General vehicles from the early 1990s to the mid-2000s. It's important to check the detailed fitment list to confirm compatibility with your exact vehicle model and year.

Mahle OE GM 6.5L Diesel V8 T .020 Piston Set w/ Rings 224340

Name: Mahle OE GM 6.5L Diesel V8 T .020 w/ PCR Piston With Rings Set (Set of 8)
Brand: Mahle OE
SKU: mahle-oe-mahle-oe-gm-6-5l-diesel-v8-t-020-w-pcr-piston-with-rings-set-set-of-8-t14-53422
Price: 935.13 USD
Availability: BackOrder

Mahle OE GM 6.5L Diesel V8 T .020 w/ PCR Piston With Rings Set (Set of 8)

$935.13

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 6.5L Diesel V8 T .020 w/ PCR Piston With Rings Set (Set of 8). These pistons are .020 inch oversize and come with rings pre-installed.

Key Features

Fits 1992-2000 Chevrolet and GMC C/K series trucks, 1994-2001 AM General Hummer, and 2002 Hummer H1, among other applications.
This is a set of eight pistons, each measuring 0.020 inches larger than the original factory size.
Pistons come with piston rings pre-mounted for easier installation.
Features compensated ring grooves for proper ring loading and oil control.
Expansion-controlled designs help reduce engine noise and wear.
OE quality construction ensures direct fit and performance matching original equipment.

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Will this fit your vehicle?

Product Details

If you're rebuilding the engine in your GM 6.5L diesel truck or SUV, this set of Mahle OE pistons with rings is a solid choice. These are designed to be direct replacements, meaning they'll fit right into your engine and meet the original factory specifications. Mahle is a major OE supplier, so you're getting pistons that are built to the same standards as what came from the factory.

This set includes eight pistons, each measuring 0.020 inches larger than stock, which is common when an engine block needs to be bored out to clean up cylinder walls. They come with the piston rings already mounted, saving you a step during assembly. Mahle uses expansion-controlled designs to help reduce engine noise and wear, and their compensated ring grooves ensure proper oil control. This attention to detail helps improve emissions and overall engine performance.

This set is designed to fit a wide range of GM vehicles from the early to late 90s and early 2000s, including popular models like the Chevrolet C2500, GMC K2500 Suburban, and AM General Hummer. Having the pistons and rings ready to go in one package makes the rebuilding process smoother. Remember to check your specific vehicle's fitment to ensure this set is the right one for your application.