Allstar ALL50814 Red Plastic Plug for -8AN 3/4-16 Thread, (Pack of 20) Plug fits size -8an and 3/4-16 thread and is made from high-quality red plastic Plug kit is a must for keeping debris out of lines and hoses. Ideal for keeping internal components of dry sump pumps, fuel pumps, pressure regulators, etc. Clean during storage Plug fits 37 degree flared fittings and straight threaded ports Sold as one set of 20 pieces Backed by a 90-day limited factory warranty