2400psi troybilt pressure washer pump replacement??

i have a 2400psi troybilt pressure washer with a 6.5 hp briggs/stratton engine. the water pump has failed and i am having a hard time locating replacement parts and have even wondered if th parts will be more expensive than a new unit?? any suggesttions would be greatly appreciated!!

Answers:
parts will not be more than a new one, have a pro look at it.

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