WC rearend housing, These rearend housings are built to the highest standards,the base rearend has 3/8 Face Plate, 3/16 shell, and 3.5 x .250 4130 axle tubing. Housings have inner gussets and have been thoroughly race tested in the USA and abroad. These housings have been ran in Score, Dakar, Baja, and more. They will accept a Ford 9" or 10" 3rd member. These housings are special by they are made housing centered and equal length axles. These include a WC Large Fill cap and a 3/8 NPT drain.