438-3064 camshaft assembly CAT engine spare part

438-3064 camshaft assembly CAT engine spare part Featured Image
  • 438-3064 camshaft assembly CAT engine spare part

Short Description:

Part No.438-3064, caterpillar camshaft assembly for marine diesel engine, built for vessel main propulsion, balancing stable low-speed combustion and transient response under continuous alternating marine load.


Product Detail

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description

This 438-3064 camshaft assembly is forged from high-strength alloy steel. Its cam profile is tuned for marine service, prioritizing low-speed torque and smooth exhaust flow. Timing gear, spacer and thrust washer are pre-assembled and phase-calibrated. It synchronizes valve events and fuel injection to solve power drop, high exhaust backpressure, gear noise and smoke during load change. Marine design requires better axial stability and impact resistance, not interchangeable with mining or generator camshafts.

Part No.：438-3064
Name：Marine Camshaft Assembly
Material：High-toughness alloy forged steel
Process：Integral forging, carburizing quenching, multi-section precision grinding, dynamic balance, pre-phase calibration
Package includes：Camshaft body, timing gear, locating spacer, thrust washer
Application：Cat marine diesel main engine, inland and coastal vessel propulsion unit

Advantages

1. Marine-specific cam angle, strong low-speed torque to handle variable load from wave and voyage condition
2. Reinforced thrust structure, resisting axial shift caused by vessel shaking and protecting timing accuracy
3. Toughened hardened cam surface, less chipping and spalling under alternating shock for long voyage
4. Pre-assembled unit, only timing alignment needed on board, saving overhaul time in narrow engine room
5. Concentricity, gear backlash and hardness inspected individually, suitable for fleet spare stock

FAQ 

Q：Can 438-3064 marine camshaft assembly replace mining or generator camshaft?
A：Not interchangeable. Cam profile, thrust design and fuel timing differ, causing power fault and timing jump.

Q：Can the camshaft be reused after light journal scratches polished?
A：It can be used temporarily within tolerance. Deep grooves require replacement to prevent seizure at sea.

Q：How to store this marine camshaft assembly properly?
A：Hang vertically, apply anti-rust grease on gear teeth and cams, wrap with moisture-proof film away from salt fog.

Q：Is oil and filter change recommended after installation?
A：Recommended, to protect new cam lobes from debris and improve reliability for voyage.

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