CATERPILLAR Reman Valve Rocker Arm Part No: 20R3321
$195.29
The 20R3321 Reman Valve Rocker Arm is a heavy-duty, remanufactured rocker arm designed for CAT diesel engines. It faithfully restores valve actuation by transferring camshaft-driven pushrod motion to the valves, ensuring efficient air/fuel cycling and smooth combustion. Sold by Wofford Truck Parts, each unit is carefully refurbished, tested, and built to OEM specifications — offering dependable performance and long-term reliability for engine rebuilds and maintenance.
Specifications
The 20R3321 rocker arm brings OEM-level reliability to heavy-duty CAT engines by ensuring accurate valve opening and closing. Remanufactured and inspected for wear, each unit is re-conditioned to meet original factory tolerances. Installing this rocker arm helps restore proper valve timing, smoother engine operation, optimal combustion, and reduced valvetrain wear — making it a cost-effective choice for engine rebuilds, repairs, or preventive maintenance in trucks, industrial engines, gensets, and heavy equipment.
Weight
2.31
Compatibility
Alternative Part Numbers
- 203-8822
- 20R-3321
- 20R3321
- 278-1364
- 328-4240
- 437-3869
