Product Description
MAHLE HS54657 cylinder head gasket set is the OE-grade, MLS-based top-end kit built to seal the 6.4L Power Stroke (VIN R) under towing heat and tune-friendly cylinder pressures. Black Diamond™ coated head gaskets, OE-type materials, and a complete selection of upper-engine seals deliver a clean, reliable reseal the first time.
Fitment
- 2008, 2009, 2010 Ford F-250 / F-350 / F-450 / F-550 Super Duty with 6.4L Power Stroke (VIN R).
- Designed as an upper engine/cylinder head set; pair with lower set if you need a full engine reseal.
What’s Included (typical)
- Multi-layer steel (MLS) head gaskets (qty 2) with Black Diamond™ coating
- Intake & exhaust manifold gaskets
- Valve cover gaskets & grommets
- Turbo mounting seals/gaskets and related upper-engine seals
- Injector tube/related seals as packaged (contents may vary by run)
Cross-Reference & Companion MAHLE Items (Internal Links)
- MAHLE 54657 Individual Black Diamond™ Head Gasket – 6.4L (one bank)
- MAHLE GS33495 Cylinder Head Bolt Set – Long bolts
- MAHLE GS33566 Turbo Mounting Gasket Set | GS33566A Master Set
- MAHLE MS19637 Intake Manifold Gasket Set – 6.4L
- MAHLE VS50503 Valve Cover Gasket Set – 6.4L
- MAHLE OS32352 Oil Pan Gasket Set – 6.4L
- MAHLE GS33688 Fuel Injector Seal Kit – 6.4L
Why MAHLE
- Black Diamond™ coated MLS head gaskets for micro-sealing and durability
- OE-equivalent materials and bill of materials
- Proven sealing on stock to tuned work trucks
Install Notes
- Verify head/block flatness and surface finish (RA) for MLS sealing
- Use NEW head bolts or studs; follow Ford torque + angle specs
- Clean, dry mating surfaces; re-torque as specified
Specifications for Mahle HS54657
| Attribute | Value |
|---|---|
| Brand | MAHLE Original |
| Part Number | HS54657 |
| UPC (GTIN-12) | 027067833020 |
| Shipping Info | Free Shipping from CPP Diesel; typical package approx. 10.50" W × 2.00" H × 24.00" L. |
| Country of Origin | Not specified |
| Prop 65 | This product can expose you to chemicals including lead and lead compounds, known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov. |
FAQ
Will this fit my 6.4L Super Duty?
Yes—fits 2008–2010 F-250, F-350, F-450 and F-550 with the 6.4L Power Stroke (VIN R).
Are head bolts or studs included?
No—add new MAHLE head bolts (GS33495) or studs during reassembly.
Is this an MLS head gasket set?
Yes—multi-layer steel with Black Diamond™ coating for high-pressure sealing.
Do I need additional gaskets for turbo or intake work?
For turbo service use GS33566 or GS33566A; for intake reseal use MS19637.
