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PV, 120 (Amazon), 1800 General Forum for the Volvo PV, 120 and 1800 cars |
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My Supercharger ProjectViews : 29973 Replies : 104Users Viewing This Thread : |
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Aug 16th, 2008, 09:28 | #1 |
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Last Online: Jun 11th, 2017 19:24
Join Date: Apr 2007
Location: Skipton
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My Supercharger Project
Thought some of you might be interested in my supercharger project.
Its based on a B20F and uses a Rotrex supercharger mounted where the alternator used to sit. I have fabricated my own bracket out of aluminium and turned a new crank pulley incorporating a 8 groove pully to drive the Rotrex. Idler pulleys are from a Sierra Cosworth. I have junked the D Jetronic system (all parts available if anyone needs them). Instead i am using a Megasquirt v2.5 to manage fuel and ignition. Original D Jet injectors replaced with Cosworth yellow injectors which use the same mounting hardware. Throttle position sensor replaced with a Bosch unit from a Volvo 850. A Ford air temperature sensor fitted to the inlet manifold. A Ford water temperature sensor fitted into the head. A wide band Lambda sensor is mounted in the Simonz 4 branch exhaust manifold. A manifold absolute pressure sensor is integral on the Megasquirt board. The original engine driven fuel pump supplies a Swirl Pot mounted under the bonnet. From the swirl pot a Bosch high pressure pump feeds the injectors via a FSE fuel pressure regulator. This returns to the swirl pot and the swirl pot returns to the tank. Ignition uses the Ford EDIS wasted spark system. A 36-1 trigger wheel is mounted on the crank pulley and is witnessed by a Ford VR sensor. This supplies timing signals back to the Megasquirt. The outlet from the spercharger feeds the inlet via a Sierra Cosworth intercooler which fits nicely in front of the radiator. I just need to wire it all up now and then see how it goes. |
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big brakes, supercharger |
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