*** IN STOCK SHIPS TODAY *** Seal housing is made from billet alum and houses the crank seal in the gear drive housing. Works with all RCD BBC, 481X, 392/417, BAE, TFX and KB Olds gear drive covers using a splined crank hub.
Splined seal housings will have a letter B stamped on them and the bore where the seal presses in is 2.960". Seal housing is held on with three 10-32 bolts which can be purchased using part number #510-3008.