Originally Posted by
1995 Monster T
High ide above factory setting is a worn piston/sleeve. All Os engine recommend 18% oil lube.
Is it? These race engines run normal race fuel and so run normally 9 to 12%, any higher is a loss in performance.
High idle and then drops can be a 2-stage idle where the idle is not set right for the 2nd stage., It can also be a bad or a too cold glowplug. And yeas, it can be a worn P/S set.