The cylinder head is made from a light-weight, solid aluminum alloy with good cooling efficiency. Camshafts are made of specially cast steel and therefore are pushed by a timing belt. The 2JZ-GTE engine is provided with 4 valves per cylinder: two ingestion valves and two exhaust valves. The nice detail https://augustlljhe.glifeblog.com/27588311/top-latest-five-jdm-toyota-2jz-gte-vvti-for-sale-built-2jz-gte-urban-news