The cylinder head is made out of light-weight Aluminum substance mounted on a single-layered metallic gasket and makes use of plastic location tightening bolts. The 2JZ-GTE has twin overhead camshafts comprised of specifically Forged-metal and warmth-dealt with bearing caps; camshafts are driven by means of a timing belt. Astounding company. https://dominickjlljg.win-blog.com/7965566/not-known-details-about-jdm-toyota-2jz-gte-vvti-for-sale-built-2jz-gte