Product Description
CUMMINS 3284377 OEM VALVE PUSH ROD FOR 5.9L 12-VALVE AND 3.9L 4BT CUMMINS
The Cummins 3284377 OEM valve push rod is the factory-correct pushrod for many 5.9L 12-valve Cummins and 3.9L 4BT B-Series diesel engines.
This genuine Cummins push rod is designed to restore proper valvetrain geometry, durability, and long-term reliability during engine repairs, top-end refreshes, and complete rebuilds.
Built using OE Cummins materials, heat treatment, and hardened tips, this push rod is designed for stock, towing, industrial, and mild performance applications.
FEATURES
- Genuine OEM Cummins valve push rod
- Direct-fit replacement for many 5.9L 12-valve and 3.9L 4BT engines
- Hardened steel construction
- OE-style cup and ball ends
- Maintains proper valvetrain geometry
- Designed for long-term durability and reliability
- Suitable for intake or exhaust positions
- Sold individually
FITMENT
- 1989-1993 Dodge Ram 2500 and 3500 5.9L Cummins 12-valve
- 1994-1998 Dodge Ram 2500 and 3500 5.9L Cummins 12-valve
- Select 3.9L 4BT Cummins industrial and swap applications
- Select 4B3.9, 6B5.9, ISB, ISD, and QSB applications
Fitment Note: Always verify fitment using engine serial number before ordering, especially for industrial or custom applications.
WHAT'S INCLUDED
- 1 Cummins 3284377 OEM valve push rod
CROSS-REFERENCE
- Cummins 3901898
- Cummins 3904364
- Cummins 3904679
- Cummins 3923262
RELATED PARTS
- Cummins valve tappets and lifters
- Cummins intake valves
- Cummins exhaust valves
- Cummins valve covers
- Cummins rocker arm components
INSTALLATION NOTES
- Inspect all push rods for straightness and wear
- Verify proper seating in the lifter and rocker arm
- Set valve lash to factory specifications
- Re-check valve lash after the initial heat cycle
- Inspect related valvetrain components during installation
SPECIFICATIONS
- Brand: Cummins
- Part Number: 3284377
- Part Type: Valve push rod
- Application: Intake or exhaust valvetrain position
- Engine Family: Cummins B-Series
- Engine Compatibility: 3.9L 4BT and 5.9L 6BT
- Automotive Fitment: 1989-1998 Dodge Ram 5.9L 12-valve
- Quantity Required: 12 for 6BT, 8 for 4BT
- Material: Hardened steel
- Approximate Unit Weight: 0.26 pound
- Shipping Method: Standard ground shipping
- Condition: New genuine Cummins OEM part
FAQ
How many push rods does my engine use?
A 5.9L 12-valve 6BT engine uses 12 push rods, while a 3.9L 4BT engine uses 8 push rods.
Will this fit my 1989-1998 Dodge Ram 5.9L 12-valve?
Yes. Cummins 3284377 is commonly used on 1989-1998 Dodge Ram 2500 and 3500 trucks equipped with the 5.9L 12-valve Cummins engine.
Is this push rod compatible with 4BT engines?
Yes. This push rod is commonly used in many 3.9L 4BT B-Series applications, but engine serial number verification is recommended.
Is this a genuine Cummins part?
Yes. This is a genuine Cummins OEM valve push rod.
Should I replace other valvetrain parts during installation?
It is recommended to inspect and service related lifters, rocker arms, valves, and valve train components during push rod replacement.
