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8 CSI Fan Belt

Power Tech Mobile Generator 8 CSI Fan Belt 

Replacement Fan Belt for an 8 CSI Generator powered by a Caterpillar engine.  There are few options available for the CSI generator as it relates to the belt system. Caterpillar 8 CSI generators have a two belt system.  This is the correct belt if you have an idler pulley system.  This belt drives the blower fan.

Finding what engine is on your Power Tech generator.


Power Tech serial numbers are usually located on the control box or outside the enclosure.  This depends on the make and model of the generator and when it was made.  On generators pre-1999, it could be stamped on the generator end.

Breaking down the serial number.

Serial numbers usually look something like this: CAC21DDD1234CSI

For this part, your Power Tech serial number should start with "CAC", or "CAM"

The Power Tech Mobile Generator Part Number: 03BF7320