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700 Horsepower Bluebird Bus

Here is an engine swap we don’t frequently come across. Someone took a Bluebird bush chassis and swapped the original 410hp C13 Caterpillar engine for a 700 horsepower Cummins ISX.

Bluebird bus engine swap

Cummins ISX motor

Bluebird bus with Cummins engine swap

Source: Dodge Forum

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