Master Cylinder: Disassembly

Remove the straight pin and nipple.

Fig 1: Removing Straight Pin And Nipple
Courtesy of SUBARU OF AMERICA, INC.
Remove the oil seal.

Fig 2: Removing Oil Seal And Master Cylinder
Courtesy of SUBARU OF AMERICA, INC.
Move the seat towards the rear.

Fig 3: Moving Seat Towards Rear
Courtesy of SUBARU OF AMERICA, INC.
Remove the piston stop ring.

CAUTION: When removing the piston stop ring, be careful to prevent the rod, washer, piston and return spring from popping out.