GolfGTIforum.co.uk
Model specific boards => Golf mk4 => Topic started by: dstv on 27 November 2012, 20:26
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Hi folks
what's the benefits of upgrading and fitting a 4 bar fuel regulator ?
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there isnt.............
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Ok thanks. What's the point of fitting them then. I read it as upgrades
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There isn't ha
Revo use them for there maps but r-the have proven better results with the standard 3bar fpr.
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As far as I'm aware if your close to the fueling limits of your injectors at 3bar you can up the pressure to 3.5 or 4bar as a way of getting more fuel in. Not the ideal way though as it can put more pressure on the pump etc.
Best way is to upgrade the injectors instead.
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15% extra fuel, but as above, the extra strain and the pumps cant take it.