GM C EVROLET GM cHFVROLET s o 8 14 13 12 11 10 O POWER BRAKE HOUSING 13 15 16 17 18 19 20 21 22 23 y 00 32 30 31 14 29 28 2 7 4 24 20 25 POWER BRAKE PISTON 1962 63 MORAINE POWER BRAKE HOUSING PISTON Key Description Group Key Description Group 1 Boot Vacuum Cylinder Push Rod 4 658 18 Bumper Vacuum PB Cylinder Piston Air Valve 4 918 2 Bearing Vacuum Piston Plate 4 922 19 Spring Vacuum PB Cylinder Air Valve Return 4 918 3 Shell Mounting Brackets Vacuum PB Cylinder Rear 4 906 20 Seal Vacuum Piston Plate 4 922