NOT KNOWN DETAILS ABOUT NISSAN SKYLINE RB26

The D from the engine code stands for twin overhead camshaft (DOHC). This can be achieved by fitting an RB25DE or RB26DETT cylinder head and or turbo to a normal RB30E/T block. The RB25DET is not really usually used.While this isn’t a lot an engine flaw approximately It's really a layout flaw, it does have an affect on the RB30ET In the Holden VL