Its the 3750 PSI 4.0 GPM w/ the General Pump and Honda 390 Engine. I have always used the Dewalt DP70 Pump Oil. But AA has a quart of Shell ND30 for the price of (1) 15OZ bottle of the Dewalt DP70. The Dewalt DP70 Pump Oil is made by USOIL. I am not trying to be cheap, but is the Shell ND30 just as good as the dewalt oil?
Thanks In Advance
Thanks In Advance
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