Date: Tue, 23 Mar 1999 15:23:12 -0700 From: "Charles H. Stoyer" <cstoyer <36f7fe39.0nopsam.thefree.net>... >I have a slightly tweaked 900 Turbo 16 valve, It performs very well except >when accellerating hard all is ok until the Turbo ( APC ) Gauge needle goes >into the red when it misfires, no other problems, immediately I cut back on >the throttle is stops missing! Any ideas please? I have checked all vacuum >hoses, spark plugs are new, all the obvious things checked