Product Description
Industrial Injection PDM-12VSTSB Performance Short Block — 1989–1998 5.9L 12-Valve Cummins
Build your 12-valve the right way. The Industrial Injection PDM-12VSTSB performance short block is a premium foundation for street, towing, or competition builds on 1989–1998 Dodge Ram 2500/3500 trucks with the 5.9L 12V Cummins. Professionally machined, precisely assembled, and ready for your preferred cylinder head, cam, and rotating upgrades.
Why This Short Block
- Pro-level foundation for high-reliability street/tow or race builds.
- Correct 12V block for 1989–1998 mechanical-injection Cummins platforms.
- Fresh machined and assembled bottom end to cut install time and risk.
Confirmed Fitment
- 1989–1998 Dodge Ram 2500/3500, 5.9L 12-Valve Cummins (6BT)
- Engine family: 6BT 5.9L, mechanical-injection, 12-valve
Typical Use Cases
- Daily driver + heavy towing
- Performance street builds
- Drag/competition setups (with appropriate supporting mods)
What You Add
Pair this short block with your choice of cylinder head, head fasteners, camshaft, oiling, fueling, air system, and tuning. See recommended parts below.
Core & Lead Times
Core charge and lead time may apply. Please review our Core Policy and check live availability on this page before ordering.
Installation Notes
- Professional installation and proper pre-lube/priming are strongly recommended.
- Verify piston protrusion, head gasket thickness, and torque specs for your final combination.
- Break-in procedures are critical for ring seal and longevity.
FAQ
Q: Will this fit my 24-valve (1998.5–2002)?
A: No. This short block is designed for 12-valve (1989–1998) applications only.
Q: What compression ratio is used?
A: Built to stock-style compression unless otherwise specified. If you need a specific ratio for your turbo/fuel setup, contact us.
Q: Is a core required?
A: Most short blocks require a core. See our Core Policy or contact us for current details.
Q: Can this handle big power?
A: With the right supporting parts (studs, cam, fueling, turbo(s), tuning), these are a proven base for substantial power. Speak with our team for a combo matched to your goals.
Recommended Parts (Add-On Upgrades)
- ARP Head Studs for reliable head clamping
- 12V Cummins Gasket & Seal Kits for top-end reassembly
- Performance Camshaft & Lifters to match your powerband
- High-Volume Oil Pump and Oiling System Upgrades
- Industrial Injection Fuel Injectors & Pumps for fueling targets
- S300/S400 Turbo Systems sized for your power goals
- Cooling System Upgrades (radiator, intercooler) for EGT control
- Tuning & Monitoring to dial in the combo
Specifications
| Brand | Industrial Injection |
| Part Number | PDM-12VSTSB |
| Engine | 5.9L 12-Valve Cummins (6BT) |
| Model Years | 1989–1998 |
| Block Type | Short Block (no cylinder head) |
| Compression | Stock-style unless otherwise specified |
| Core Charge | May apply — see Core Policy |
| UPC | Not provided by manufacturer |
| GTIN | Not provided by manufacturer |
| California Prop 65 | WARNING: Cancer and Reproductive Harm |
