Jellybean Posted August 28, 2016 Share Posted August 28, 2016 (edited) ECU: Motec M130 Billet fuel rail Sytec Racing FPR http://www.demon-tweeks.co.uk/performance/fuel-pressure-regulators/fse-racing-adjustable-fuel-pressure-regulator Siemens 940cc Deka injectors Fuel Pulsation Damper removed Noise in cabin only , sounds like rushing water on ignition (When fuel pump is priming - is normal) , once started RPM determines noise frequency , she sounds fine cruising My first taught was something was stuck in the fan for the de-mister I do not know if this is coincidental, this appeared after I installed a braided AN 6 to replace the Fuel pulsation damper; on reading up , most after market Fuel pressure regs have a damper built in Car was mapped with the OEM Fuel pulsation damper present , not too sure if this will have a bearing on it; based on ECU logs car is running optimal , Siemens injectors are characterised by Motec so I presume they will use what they need regardless of volume of fuel available I think you might need head phones to hear it , difficult with PC speakers https://www.youtube.com/watch?v=5dVNcYlMaOY https://www.youtube.com/watch?v=Iqn4YJH5vxQ Edited August 28, 2016 by Jellybean (see edit history) Link to comment Share on other sites More sharing options...
David P Posted August 28, 2016 Share Posted August 28, 2016 My first taught "To be sure". Sorry I can't be of help with your Supranoise, but couldn't pass the chance of a quip. Link to comment Share on other sites More sharing options...
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