A crankshaft pulley is a circular metal piece that is mounted on the front of the crankshaft in a car engine.
Crankshaft pulley specifications:
- country of origin:
- Product Brand:
- Product Number: MN137104
- Compatible models: Mitsubishi Grandis
- Mitsubishi Galant
📌 Main function:
- Transmission :
- They rotate the belts (serpentine belts or V-belts) that drive the engine accessories such as:
- Alternator
- A/C Compressor
- Power Steering Pump
- Water Pump
- Vibration absorption :
- Some pulleys come with internal rubber to reduce vibrations from the crankshaft, called a harmonic balancer . This feature is important for maintaining engine balance and preventing long-term damage.
🧱 Ingredients:
- External metal part for transmission of motion.
- Rubber interior (in some models) to absorb vibrations.
- Hole in the center with or without a bolt for mounting to the crankshaft.
🔍 Signs of crankshaft failure:
- abnormal engine vibration
- A whistling or clicking noise from the pulley side
- Rapid wear or derailment of the belt
- Weak battery charge or air conditioner performance
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