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Cummins Rocker Arm Adjuster Screw - 5.9L 12-Valve Cummins
Product details
Cummins Rocker Arm Adjuster Screw - 5.9L 12-Valve Cummins
Cummins part 3937438 is an internal engine/valvetrain component for 1989-1998 Dodge 5.9L 12-Valve Cummins. It is intended for engine repair or rebuild work using factory-compatible geometry and dimensions.
Cummins engine parts can change by engine serial number, CPL and production date, so exact part-number verification is recommended before disassembly.
Key Features
- Application-specific Cummins internal engine component
- OE-style geometry/dimensions
- Engine-rebuild/service part
- Matched to the listed 5.9L/6.7L engine generation
Fitment
1989-1998 Dodge 5.9L 12-Valve Cummins
Important Installation Notes
- Verify engine CPL/serial range and model year where Cummins service parts have running production changes.
- Measure wear/clearances and inspect mating components during engine assembly.
Product Information
- Manufacturer: Cummins
- Manufacturer Part #: 3937438
- Product Type: Rocker Arm Component
- Catalog detail: Cummins. Manufacturer Part #: 3937438 Cummins valvetrain hardware for the application listed above. Verify exact year, model, engine, transmission, emissions configuration, and installation requirements before ordering.
How do I verify fitment?
Match the product fitment information to your exact year, make, model, engine, drivetrain and configuration. If anything is unclear, email sales@hilltopdieselperformance.com before ordering.
Where can I find shipping and return information?
Policy links are available in the site footer and checkout. Product-specific restrictions or core requirements are shown in the product description when applicable.