i have a ke36 witha bluetop 4age out of a ae86 in standard motor with 130000km extractors and a pod filter, i have trouble starting it, mostly when its cold ill have to wind over for 20 to thirty secs then it will cough and splutter some black smoke then go fine, i took out the cold start injector and its spraying good as ,the car started mint first turn when it was out but when put it back in had same problem, also i took it to get timed and the mechanic done the timing but said the dizzy isnt advancing and now have less power