Part #'s   3/4"-  WIL 260-6764
                   7/8"-  WIL 260-6765
                   1"    -  WIL 260-6766
 
Wilwood master cylinders use a die cast housing for a better bore finish, thus it doesn't require a stainless steel bore. Highest fluid capacity of an integral reservoir design, with 8.2 ounces. There is a least 26% more fluid than the rearest competitor. An internal slosh baffle quarantees a constant fluid supply at all times.