hello guys,i need your help again..everytime i start to crank my engine it always dies,i adjust my lsn little by little clockwise,then it started and idles for about a minute and suddenly pulled the trigger the engine dies everytime i pull the trigger it will run for about a few meters then the rpm begins to drop and dies,my glowplug is new,cannot get this engine idle consistently eventough im using the vspec carb.btw im using a cosmo25% fuel this is the first i haved use this fuel,could it be this fuel is the culprit?or should i get a fuel that has low oil content?