Quote Originally Posted by MRB18C View Post
hey also would anyone know the difference in the b16a and the ba18c2 head. by looking at them both what is difference?. i have herd that they both look the same only difference is that the b16a head is closed chamber? is there anything else to keep an eye out for? thanks
one has pr3 marked on it, the other p72, above the exhaust ports..