DNJ EV608A Exhaust Valve for 1970-1973 / Nissan / 240Z / 2.4L / SOHC / L6 / 12V / 146cid / L24 DNJ Engine Components is a full line provider of Domestic & Japanese engine parts for all cars and trucks and offers listings of all engines. All DNJ Engine Components meet or exceed OE Quality 100% tested for maximum performance and durability. Verified for fit, form and function Excellent quality you can trust