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Genuine 'Stoneridge Company U.S.A.' Pollak Valves - Oilybits now have official U.K. Distributor status!
Incorporates six ports including return ports, designed for use on dual-tank fuel systems for selecting the tank from which the fuel should be drawn from (and returned to)
These motorized valves are driven into position by an electric motor and are stable in either position. They only draw power for a fraction of a second during transfer. A switch in the valve shuts off the motor when the valve reaches the selected position, it then does the same in reverse when power supply is reversed across the terminals using a suitable switch (DPDT On-On)
Complete with wiring connector and installation manual, YOU WILL ALSO NEED A DPDT ON-ON CHANGEOVER SWITCH, AVAILABLE HERE
Retail Boxed Product!
To complete your installation you may need lengths of Vegetable Oil Compatible Hose, such as our Armorvin Press PU Steel Reinforced Hose, which is conveniently available in 8mmID (5/16") and 10mmID (3/8") to match the fuel supply and return hoses in your vehicle (10mm = Supply to engine, 8mm - Return to Tank) Armorvin Press PU is available HERE
Photograph below is of a fully installed and working Pollak valve... this was the installation on our Grease to Greece Rally Car, and incidently the Pollak Valve was about the only part of the car which did not leak or go wrong!
If using in a vehicle running on SVO / WVO you should also be using a Heat Exchanger to heat the fuel entering the engine, this will help to prevent pump and injector failure. Our high performance, Stainless Steel Capillary Exchanger, pictured below, is possibly the most simple to install, lowest cost per kW of heat transfer and simple to repair exchange available:
To see a video of how a Pollak valve is installed please view the following.... particularly useful if you are converting a Landrover Defender, but the principle is the same for all vehicles
Download Pollak 6-Port Fuel Selector Valve, Catalogue Page PDF
Download Pollak Valve Installation Sheet IS-36 REV.C PDF
Download Pollak 2 Tank Wiring Diagram IS-41 REV.B PDF
Download Pollak 3 Tank Wiring Diagram IS-41 REV.B PDF
(All prices include VAT)
12vDC - (£56.00)
Product Code: VA022