Product Description
MAHLE 54174 is a standard-thickness composite cylinder head gasket for the 1998.5–2002 5.9L 24-valve Cummins. Built to OE form/fit/function, it uses a reinforced composite with a perforated steel core for reliable sealing. Head bolts are not included.
- Material: Composite
- Thickness: 1.55 mm (0.06")
- Cylinder bore: 106.05 mm (4.18")
- Warranty: 1-Year Limited
- GTIN/UPC: 027067168009
Fitment
- 1998.5, 1999, 2000, 2001, 2002 Dodge Ram 2500 / 3500 with 5.9L Cummins 24V (ISB)
Cross Reference Numbers
- Cummins: 3945803, 3942368, 3977063
- Mopar/Chrysler: 5011876, 5015791, 5015791AA, 5015791AB, 5015791AC
- Fel-Pro: 9522PT
What’s Included
Single standard-thickness cylinder head gasket only (no bolts/studs).
FAQ
Will this fit my 1998.5–2002 5.9L Cummins?
Yes—this gasket fits 1998.5–2002 Ram 2500/3500 trucks with the 5.9L 24-valve ISB Cummins.
Is this MLS or composite?
Composite—OE-type construction for dependable sealing.
What is the thickness and bore size?
Approx. 1.55 mm (0.06") thickness with 106.05 mm (4.18") bore.
Do I need to replace head bolts?
New bolts or studs are recommended per Cummins service practices; follow factory torque-to-yield guidance and surface finish specs.
