Product Description
Restore OEM reliability on your late 2nd-Gen Cummins. INDUSTRIAL INJECTION PDM-3354 stock pistons are a direct, drop-in replacement for the 1998.5–2002 5.9L 24-valve ISB (VP44). Sold as a complete set with rings, wrist pins, and clips, these pistons are designed for factory-style builds and everyday durability.
Fitment
- 1998.5–2002 Dodge Ram 2500/3500 — 5.9L 24-Valve Cummins (ISB, VP44)
What’s Included
- (6) Stock-type pistons — Standard bore
- Matched piston rings, wrist pins, and clips
Key Details
- Drop-in stock replacement for factory reliability
- Complete set — no guesswork on rings/pins/clips
- Compatible with OEM compression ratio and bowl design
Recommended Parts (CPP internal links)
- ARP 247-4202 Head Stud Kit — 98.5–02 5.9L
- MAHLE HS54174-2 Upper (Head) Gasket Set — 98.5–02 24V
- MAHLE 224-3355WR Piston Kit w/ Rings (STD) — 98.5–02
- Shop All 98.5–02 Cummins Pistons & Rings
- 1998.5–2002 Cummins Engine Parts & Accessories
Cross-Reference / Alternatives
- Looking for oversize? See our 98.5–02 piston options in Pistons & Rings (STD, .020, .040 available).
- OE-style alternative: MAHLE 224-3355WR (STD) Set.
Helpful Notes
- Have a machine shop measure your cylinders and set piston-to-wall and ring end gaps to spec.
- Replace head fasteners; upgrading to studs is recommended when towing or tuned.
FAQ
Is PDM-3354 a direct stock replacement?Yes. It’s intended for OEM-style rebuilds on 1998.5–2002 5.9L 24V Cummins (VP44) and includes rings, pins, and clips.
Do I need machine work for standard-bore pistons?Even with standard bore, the block should be measured and honed for correct clearances and surface finish.
Are oversize pistons available?Yes — .020 and .040 options are commonly used after a rebore. See our Pistons & Rings category for 98.5–02 choices.
What other parts should I replace during a piston job?Head gasket set, head fasteners (studs recommended), and any worn bearings, rings, or cooling nozzles. Browse the 98.5–02 Engine Parts section.
