This Clevite piston is a single Mahle Original cast piston for the Dodge Cummins 5.9L diesel inline-6. It has a dome crown with a plus 41.80 cc volume and a 4.036 inch bore, and is sold individually.
Specifications:
- Type: Piston, single (sold each)
- Line: Mahle Original
- Construction: cast
- Crown: dome, plus 41.80 cc
- Bore: 4.036 in (.020 in oversize)
- Ring grooves: 2.4 x 3.0 x 4.0 mm
- Engine: Dodge Cummins 5.9L diesel inline-6
- Part number: 2243673020
Engine Application: Dodge Cummins 5.9L diesel inline-6.
FAQ
What engine does this Clevite piston fit?
It fits the Dodge Cummins 5.9L diesel inline-6.
Is this a full set of pistons?
No, it is a single piston sold each. An inline-6 uses six pistons, so order the quantity your build needs.
What does the .020 mean?
It is a .020 inch oversize, machined to a 4.036 inch bore for an engine whose cylinders have been bored .020 inch over standard.
Are rings included?
No rings are listed with this piston. It is a single piston, so confirm ring needs separately.

