Product Description
Refresh cylinder sealing after an overbore with the MAHLE S41940.020 Piston Ring Set (.020") for the 2003–2007 6.0L Power Stroke (VT365). This OE-quality per-cylinder kit restores compression and oil control with plasma-moly/ductile designs engineered for fast seating and long service life.
Fitment
- 2003–2007 Ford F-250 / F-350 / F-450 / F-550 Super Duty — 6.0L Power Stroke (VIN P)
- 2003–2005 Ford Excursion — 6.0L Power Stroke
- Also used on Navistar VT365 applications (verify bore size)
Cross-Reference / Alternatives (Mahle only)
- Mahle S41940 (STD, per-cylinder): S41940
- Mahle 41940.01 (.010" oversize, engine set variant on site may be per-engine/per-cyl as listed): 41940.01
- Mahle 41940.03 (.030" oversize): 41940.03
- Mahle 41940 Complete (STD, full engine set): 41940 COMPLETE
What’s Included
- Per-cylinder ring set (top compression, second compression, oil control assembly)
- Non-file-fit; install to Mahle/Cummins spec after proper hone
FAQ
Is this a full engine set?
No. This is a single-cylinder ring set. Order 8 sets to service an entire 6.0L V8.
What finished bore does .020" correspond to?
Approximately 3.760" (+.020" over standard) after machining/honing.
Ring construction?
Top: plasma-moly face; second: ductile/cast design; oil ring: chrome-faced assembly (see Mahle listing for details).
Will it fit my 2006 F-350 6.0L?
Yes—fits 2003–2007 6.0L Power Stroke; confirm your engine is bored .020" over before ordering.
Specifications for Mahle S41940.020
| Attribute | Value |
|---|---|
| Brand | Mahle |
| Part Number | S41940.020 |
| UPC | 027067820273 |
| GTIN | 027067820273 |
| Set Type | Per-cylinder (8 sets needed per engine) |
| Bore Size | 3.760" (+.020") |
| Package Dimensions | 4.25" × 2.00" × 4.25" |
| Shipping | Calculated at Checkout |
| Prop 65 | Not specified by manufacturer. See www.P65Warnings.ca.gov. |
