Post by
180fan »
https://forums.nicoclub.com/180fan-u3602.html
Mon Feb 16, 2004 7:36 am
Half moon plugs = the half circle piece that covers the part of the head that lets you put a socket to the cam bolt.
RTV is that liquid silicone gasket stuff. Common stuff is Permatex or you could fork out the $$$ for the oem Nissan stuff. They're both a orange/redish color