hi all

whent out in the saph last night an it has developed a bit of a problem. its a bit difficult to explane but al giv it ago. basicly it drives fine off boost but when it comes on boost it will pull for a couple of seconds then it shuts the throtle completely. it doesnt cut out just backs off, if i keep my foot in it will boost up again then back off again. any help apreciated ment 2 b of to coomb next sat

cheers daz