The cylinder head is made of a lightweight, robust aluminum alloy with great cooling effectiveness. Camshafts are made of specially Solid steel and so are pushed by a timing belt. The 2JZ-GTE motor is supplied with 4 valves for every cylinder: two ingestion valves and two exhaust valves. Contacted seller https://beaunuxyx.tblogz.com/fascination-about-jdm-toyota-2jz-gte-vvti-for-sale-built-2jz-gte-42334543