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Is a regulator needed when using a piston pump?

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Old Apr 12, 2008 | 03:29 PM
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Elohim1
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Is a regulator needed when using a piston pump?
Or can you just use the 2nd gen. piston pump without a regulator?
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Old Apr 12, 2008 | 03:38 PM
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If you use the 2ndGen piston pump you need a regulator. If you use the low pressure piston pump (Cummins #3936320), no. The VE doesnt like more than about 18-20psi max.

Daniel
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