I am building a D15b7 mini me for offroad use. I have a d16z6 head shaved to max spec and was wanting to use the the d16a1/zc pistons for the higher comp ratio and the y8 gasket. Was wondering if anyone knows of any clearance issues i would run into on this .I am building a D15b7 mini me for offroad use. I have a d16z6 head shaved to max spec and was wanting to use the the d16a1/zc pistons for the higher comp ratio and the y8 gasket. Was wondering if anyone knows of any clearance issues i would run into on this . Any help would be greatly appriciated