#   Shurflo Upper assembly & pressure switch for Marine Water Systems SP743   SP743

     [![SP743](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/300x300/SP743.jpg "Shurflo Upper assembly & pressure switch for Marine Water Systems SP743")](https://www.rhsboating.com.au/images/com_hikashop/upload/SP743.jpg "Shurflo Upper assembly & pressure switch for Marine Water Systems SP743")

    $130.61  each                Brand: [Shurflo Marine Water & Washdown Pumps](https://www.rhsboating.com.au/brands-listing/shurflo-marine-water-washdown-pumps.html)

 [+](#)

 [–](#)

 The add to cart button will appear once you select the values above

    ### Shurflo Upper assembly & pressure switch

SP743 supplies the upper assembly and pressure switch for the listed Shurflo Pro Blaster 2 pumps.

### About this product

It is fitted during repair of the pump head and automatic pressure control. Drain pressure from the washdown line before opening the unit and check the repaired assembly through a complete operating cycle.

### Product details

- Applications: Shurflo 4.0 Pro Blaster 2 Deckwash Pumps; Shurflo 5.0 Pro Blaster 2 Deckwash Pumps
- Product code: SP743