DIY Gutted Plenum Top Plate Kit
If you are looking to build a gutted intake plenum for your Z31 chassis 1984-89 Nissan 300ZX or Turbo, one of the issues you will need to consider is the upper plenum plate. Building a top plate that strikes a balance between being fully functional as well as attractive can be an extremely tough task to manage alone. This is why we offer our a Z31 Gutted Plenum Top Plate Kit here at Z31Parts!
These plenum top-plates are CNC machined sheets of quality aluminum, measuring 13" by 6". These plates come complete with 4 standoffs for access to the lower plenum bolts, as well as 6 smaller standoffs to allow you to reuse your original plenum cover if you so desire. It is ready to be welded in and also includes four (4) black anodized NPT plugs for closing off the access standoffs.
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