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Engineered to surpass expectations, the 90039 AAA&#173; Triplex Pump is highly efficient and minimizes engine load while delivering top performance. This easy-to-install pump replacement kit is for gas pressure washers* with a horizontal engine and a 1? diameter shaft, such as the Honda GX270. This pump can produce up to 4000 PSI at 3.5 GPM. The 90039 is designed with dual oversized ball bearings to reduce friction and allow for long-lasting performance in the toughest cleaning environments. The 90039 features a stainless steel integrated unloader featuring our easy-start system.*Check your pressure washer's inlet and outlet orientation to ensure compatibility

Simpson AAA&#173; Triplex Pump Kit, 4000 PSI @ 3.5 GPM

simpson-aaa173-triplex-pump-kit-4000-psi-35-gpm

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Simpson AAA­ Triplex Pump Kit, 4000 PSI @ 3.5 GPM

Simpson AAA Triplex Pump Kit, 4000 PSI @ 3.5 GPM