for mitsubishi transmission belt

The term 7pk refers to the specification of a serpentine belt. The 7 denotes the number of ribs or grooves that the belt has, while pk indicates that it is a type of poly-V belt, which features multiple ribs running along its length. These ribs enhance grip and allow the belt to transmit power effectively across various pulleys in an engine. The poly-V design aids in reducing friction, which in turn improves fuel efficiency and engine performance.


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2. Flat Belts Flat belts are another traditional type that consists of a simple, flat strip of material. They are typically made from leather, rubber, or synthetic materials. Flat belts are generally used in applications where the shafts are spaced far apart, such as in conveyor systems and certain agricultural machinery. They are less efficient than V-belts in terms of power transfer, but their design allows for easier replacement and maintenance.


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