Product Description
Upgrade your 12-valve Cummins with the INDUSTRIAL INJECTION PDM-12VSTH Performance Cylinder Head, engineered for durability and improved airflow on 1989–1998 Dodge Ram 2500/3500 5.9L Cummins (6BT). Ideal for street/strip, towing, and performance builds that demand reliability under boost.
Why Buy From CPP Diesel?
- Genuine Industrial Injection product
- Expert support for 5.9L Cummins 12-valve platforms
- Fast shipping on cylinder head and related components
Key Features
- Performance cylinder head for 12-valve Cummins (6BT)
- Designed to work with stock or upgraded valvetrain components
- Direct fit replacement for factory head (professional installation recommended)
- Built to handle increased cylinder pressure from tuning and larger turbochargers*
*Use with appropriate head studs and quality head gasket for best results.
Fitment
- 1989, 1990, 1991, 1992, 1993 Dodge Ram W250/W350 5.9L Cummins 12V
- 1994, 1995, 1996, 1997, 1998 Dodge Ram 2500/3500 5.9L Cummins 12V
- Engine: 5.9L Cummins 12-Valve (6BT)
Notes
- Verify pushrods, valve springs, and rocker components for compatibility with your cam and intended RPM.
- Surface finish, gasket selection, and torque procedure are critical; follow Cummins/fastener manufacturer specs.
- Some applications may require upgraded head studs (recommended) and new injectors lines/seals.
Specifications
| Manufacturer | Industrial Injection |
|---|---|
| Part Number (MPN) | PDM-12VSTH |
| Engine | 5.9L Cummins 12-Valve (6BT) |
| Material | Cast Iron |
| Configuration | 12-Valve, Inline-6 |
| Finish | As manufactured |
| UPC | Not published by manufacturer |
| GTIN | Not published by manufacturer |
| Prop 65 | WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov |
Frequently Asked Questions
Q: Will this fit my 24-valve (1998.5–2002) Cummins?
A: No. This head is for 12-valve 5.9L Cummins (1989–1998) only.
Q: Do I need head studs?
A: For tuned/turbocharged builds we recommend studs. See recommended parts below.
Q: Does it come assembled?
A: Assembly components (valve springs, seals, keepers, etc.) may be required. Check your build list and add needed parts from the links below.
Q: Do I need tuning?
A: Mechanical fueling/timing adjustments and airflow mods (turbo, manifold) should be calibrated by a qualified diesel technician for performance and reliability.
Recommended Parts
- ARP Head Studs for 5.9L Cummins
- Head Gasket & Upper Engine Gasket Sets
- Valve Springs & Retainers
- Chromoly Pushrods
- Exhaust Manifold (12V)
- Intake Manifold / Plenum Components
- Injector Lines & Seals
Disclaimer: Vehicle/engine compatibility should be confirmed against your VIN and build. Professional installation is recommended.
