The D from the engine code means dual overhead camshaft (DOHC). This is certainly achieved by fitting an RB25DE or RB26DETT cylinder head and or turbo to a regular RB30E/T block. The RB25DET is not commonly used. Whilst the official quoted electric power of the RB26 was 276bhp, it’s often https://rb26detforsale49269.affiliatblogger.com/80521558/not-known-details-about-rb26-engine-sale