Description These gaskets are not the cheapest but they are the best available when it comes to sealing and reliability on your JC Cosmo Engines, This gasket will fit either the 13b or 20b engines. These will also fit the 13b REW engine if an emissions delete has been carried out. Sold individually so you will need 2 or 3 depending on your engines requirements. 13b engines require 2 20b engines require 3 These are genuine Mazda OEM Gaskets not cheap low quality aftermarket alternatives. These offer a saving ove the origina RX-7 FD gaskets if you are running a modified setuo that does not use the emissions ports. Due to the cost of these gaskets, these are currently special order only, and as such are subject to our terms and conditions on special order items. Please note the image os of an RX-7 FD gasket, the main difference is the Cosmo gaskets do not have the large hole offset above the lower bolt hole (second hole up in the picture looking from the bottom)
