without looking at your other....... problem thread's.
watch and research this.
or type problems in your browser with the word blaster in it and find what makes sense to you it will bring you to blasterforum
long story short get better at researching your issues it has been written a million times on here.It will take time to find but you will find it and learn something as well http://www.blasterforum.com/threads/kor-engine-assembly-vids.51169/