A B16 head is mostly mentioned to get far better for compelled induction as it has improved movement figures in comparison to the B18. On the other hand, a B18 head may be ported and polished to realize comparable move figures as one particular from the B16. Nov 23, 2007 https://b16honda29421.blogzet.com/an-unbiased-view-of-b16b-type-r-engine-for-sale-41427233