Cylinder Head Oil Drain Kit for Nissan RB20, RB25, RB26 & RB30 baffled catch can 5mm hole size)

5mm hole size)

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Cylinder Head Oil Drain Kit for Nissan RB20, RB25, RB26 & RB30 baffled catch can 5mm hole size)A Head Oil Drain Kit is a product designed by Franklin Performance to help reduce excessive oil build up in the cylinder head of Nissan RB twin cam series engines. Excessive oil build up is a common problem experienced on the drag strip, drift track and occasionally on the street. This kit helps drain the oil back to the sump instead of building up in the head where it often ends up being forced out of tappet cover breathers and catch cans. The head