Dualoy Pistons



2008-2010 Powerstroke 6.4L Dualoy Reduced Compression Height Piston & Ring Kit (7215DKT)


  • Inventory on the way

$1,537.14

Size: .25MM
  • About
  • Specs
  • Fits

OE Part #: 8C3Z6108F / 1878410C1


Dualoy Diesel pistons are cast and machined in-house to maintain the highest level of quality and consistency. All Dualoy pistons feature a high strength top ring carrier to improve strength of the top land, and resistance to the extreme heat of diesel engines. Oil cooling galleries are cast into the pistons, as required depending on the specific application.

Sold As: Kit with Rings

Engine Manufacturer: Ford

Engine Family: Ford Powerstroke

VIN Code: R

OE Cross Reference: 1878410C1

Engine Displacement (Liters): 6.4

Engine Displacement (cubic inches): 390

Crown (cc): +37.8cc

Top Land: 0.368

Pin Type: Floating

Year To: 2010

Pin Configuration: Centered

Stroke (in): 4.134

Crown Type: CONTOURED HEAD

Compression Height IN: 2.049

Oversizes: STD.25mm.50mm.75mm 1.0mm

Bore Diameter MM: 98.2

Compression Height MM: 52.04

Bore Diameter IN: 3.866

Ring Pack: 2.5K, 2.0mm, 3.0mm

Oversized: Yes

Pin Diameter (mm): 38.5

Base Number: 7215D

Stroke (mm): 105

Year Range: 2007-2010

Pin Diameter (in): 1.516

Year From: 2007

Model: F-Series Truck

Alloy: 332

Rod (in): 6.929

Rod (mm): 175.997

Pin Number: 7205D-PP

Ford Powerstroke

2008 - 2010 6.4L

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PowerHouse Machining was founded with the vision of creating a one-stop-shop for all of your light duty engine needs. We pride ourselves on our industry-leading engine quality, dedication to customer service, and sincere passion for our trade.