hello guys i am building a b20 vtec with gsr head but the problem is will my piston CP carillo SC7121x with 11.9 to 12.8 compression , (piston too pointy) (pic below) will work on my gsr head without detonating it ?? im worried about the compression being too high and risky.. although 100 octane is available in my country..what do you suggest guys i really need your help guys thanks