Sealed Power Engine Piston P/N:2783PNR

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$179.99
MPN: 2783PNR
Item Package Quantity: 1
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Sealed Power Engine Piston P/N:2783PNR
Sealed Power Engine Piston P/N:2783PNR
$179.99

Bring the bottom end of your 6.6L V8 back to spec with the Sealed Power Engine Piston 2783PNR. This application-specific piston drops in as a direct-fit replacement for the listed V8-6.6L applications, including the 2006-2010 Chevrolet Silverado 2500 HD, 2006-2010 GMC Sierra 2500 HD, 2006-2010 Chevrolet Express 2500/3500, 2006-2010 GMC Savana 2500/3500, and 2007-2010 Silverado/Sierra 3500 HD — see the Buyer's Guide tab for the full list.

  • Cast hypereutectic aluminum: cast from hypereutectic aluminum and machined for consistent quality (Grade Type: Premium).
  • Bowl-type head, diesel ring insert: this diesel application uses an iron ring insert in the top ring groove designed to accept a keystone-style top ring.
  • Key dimensions: 103.00 mm cylinder bore, 49.80 mm compression height, 34.50 mm piston pin outside diameter; ring thicknesses of 3.00 mm top compression, 2.00 mm second compression, and 3.00 mm oil ring. Standard size (not oversized).
  • In the box: cast pistons, pins, and clips; assembly lubricant is not included. Partners with the 2783PNL.

Designed to help restore engine performance, the piston converts combustion pressure into the reciprocating motion that drives the crankshaft, while its rings seal the combustion chamber and control oil. If worn or damaged pistons are the cause of low compression, excessive blow-by, oil consumption, or piston slap, this replaces them. Country of origin: United States. Manufacturer part number 2783PNR.

This part cross-references / interchanges with the following part numbers:

2243709, 97374385, S224-3708, 7210D

Frequently Asked Questions

Which vehicles does the Sealed Power 2783PNR fit?

It's a direct-fit for the listed V8-6.6L applications, including the 2006-2010 Chevrolet Silverado 2500 HD, GMC Sierra 2500 HD, Express, and GMC Savana. See the Buyer's Guide tab for the full list.

What is this piston made of?

It's cast from hypereutectic aluminum and machined for consistent quality, with a bowl-type piston head and a Premium grade rating.

Are the pins and clips included?

Yes. The box includes cast pistons, pins, and clips. Assembly lubricant is not included, so add it separately. This piston partners with the 2783PNL.

How many pistons do I need?

Quantity varies by application; the listed V8-6.6L engines are eight-cylinder, so a full set uses eight. Order the quantity your specific engine requires.

What are signs a piston may need replacing?

Possible signs include low compression, excessive blow-by, high oil consumption, or piston slap (knocking). Diagnose the cause first, since these symptoms can have other sources.