Some came with limited manufacturing head P8R which experienced 33mm ingestion valves (Commonly observed on VTEC B-series) vs 31mm consumption (non VTEC B series), and The pinnacle experienced an 84mm shrouding vs 81mm for all other B series heads. The B16B is sort of a shorter stroke equivalent from the https://jdmhondab16b15780.wssblogs.com/39719115/honda-b16b-engine-for-sale-an-overview