The D inside the engine code means dual overhead camshaft (DOHC). This is certainly completed by fitting an RB25DE or RB26DETT cylinder head and or turbo to a regular RB30E/T block. The RB25DET isn't ordinarily used. In 1995, Nissan revamped the RB25 series and created many changes. The turbo was https://edwinhqplf.iyublog.com/27875562/rb26dett-complete-engine-fundamentals-explained