Description
Oil Gallery block offs for the RB30 when running a twin cam head, you will need to block off the rear oil galley (designed for hydraulic heads)
You will also need this oil gallery block off when running a RB26 (solid head) on a RB25 block, and this is also the same part used to block Rb25 VCT oil gallery when using a RB26 Head on a RB25 block.
Oil Gallery Block Off
Oil Gallery Restrictor 0.9mm
Oil Gallery Restrictor 1.1mm
Oil Gallery Restrictor 1.3mm
Oil Gallery Restrictor 1.5mm