Sealed 2782PNL .75MM engine piston for the 2001-2005 Chevrolet Silverado 2500 HD V8 6.6L and other vehicles sits in the cylinder bore and carries combustion pressure to the connecting rod. It is an application-specific Sealed Power component designed to help restore engine performance.
- Cast hypereutectic aluminum construction, machined for consistent quality
- Bowl-type piston head with a 49.80 mm compression height
- Iron ring insert in the top ring groove on the diesel application, designed to accept a keystone-style top ring
- Oversized piston for a 103.00 mm cylinder bore diameter
Quick facts
- Part: Sealed 2782PNL .75MM engine piston
- Fits: the 2001-2005 Chevrolet Silverado 2500 HD V8 6.6L and other vehicles
- Material: Cast aluminum
- Condition: New
Worn pistons or rings can show up as blue exhaust smoke, oil use or low compression. Before you replace a piston, rule out other sources of low compression and oil use, such as valve, head gasket or ring problems, since a shop can test for each of them.
Fits
The 2001-2005 Chevrolet Silverado 2500 HD V8 6.6L, the 2001-2005 Chevrolet Silverado 3500 V8 6.6L and the 2001-2005 GMC Sierra 2500 HD V8 6.6L all take this piston, along with more vehicles. Open the "Vehicles it fits" section to check your exact model and engine. A 2001-2005 Chevrolet Silverado 2500 HD V8 6.6L takes eight pistons in all.
Specifications
Fit and size
- Cylinder bore diameter: 103.00 mm
- Compression height: 49.80 mm
- Piston pin outside diameter: 34.50 mm
- Top compression ring thickness: 3.00 mm
- Second compression ring thickness: 2.00 mm
- Oil ring thickness: 3.00 mm
- Quantity per vehicle: 8
Build and materials
- Piston material: Cast aluminum
- Piston head type: Bowl
- Oversized: Yes
- Grade type: Premium
- Condition: New
- Country of origin: United States
In the box
Cast pistons, pins and clips. Assembly lubricant is not included.
Interchange: S224-3451.030
224341575MM · 7208D75MM
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
224341575MM, S224-3451.030, 7208D75MM
Frequently Asked Questions
Is the Sealed 2782PNL .75MM piston right for a 2001-2005 Chevrolet Silverado 2500 HD V8 6.6L?
Yes. Sealed 2782PNL .75MM fits the 2001-2005 Chevrolet Silverado 2500 HD V8 6.6L, and the "Vehicles it fits" section shows the other vehicles and engines.
Do these Sealed Power pistons come with pins and clips?
Yes. Sealed 2782PNL .75MM comes with cast pistons, pins and clips. Assembly lubricant is not included.
What cylinder bore size is this oversized piston made for?
It is made for a 103.00 mm cylinder bore diameter. The compression height is 49.80 mm and the piston pin outside diameter is 34.50 mm.
Does the diesel piston have an iron insert in the top ring groove?
Yes. On the diesel application, an iron ring insert in the top ring groove is designed to accept a keystone-style top ring.
Which Sealed Power piston partners with the 2782PNL .75MM?
The 2782PNR75MM partners with this piston. It is a separate part number from the 2782PNL .75MM.
