Dualoy Pistons

2007-2018 Cummins 6.7L 24V ISB (ETJ/ETK) Dualoy Piston & Ring Kit (7201DKT)

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Size: .50MM
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OE Part #: 4938619 / 68005277AA

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: Piston Set with Rings

Engine Manufacturer: Dodge

Engine Family: Cummins

VIN Code: A, C, L

OE Cross Reference: 4938619

Engine Displacement (Liters): 6.7

Engine Displacement (cubic inches): 409

Bore Size (in): 4.212

Bore Size (mm): 107

Crown (cc): +51.4cc

Compression Ratio: 17.2

Top Land: 0.315

Pin Type: Floating

Year To: 2013

Stroke (mm): 124

Pin Number: 7201D-GP

Pin Diameter (in): 1.575

Bore Diameter IN: 4.212

Pin Diameter (mm): 40

Compression Height IN: 2.734

Bore Diameter MM: 107

Compression Height MM: 69.5

Oversize: .50mm

Year Range: 2007-2013


Rod (mm): 191.97828

Stroke (in): 4.882

Oversizes: STD.50mm 1.0mm

Base Number: 7201D

Rod (in): 7.56

Year From: 2007

Oversized: Yes

Pin Configuration: Offset

Alloy: 332

Ring Pack: 2.87K, 2.5mm, 3.46mm

Dodge Cummins

2007 - 2018 6.7L

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