7 ts s 4 1 2 1 TAB 19 1 5 I l I I i 7 l 1 I S ii li 1 Y i 9 A o Q 20 29 28 27 26 25 24 13 22 Zl 9 0 9 I 1 11 1 1 5 1 CQDUMWMU vm mm 0 7 I 1 1 V f 4 1 R 11 1 W 8 1 I IJ W M 9 i i i P D l GUI 1 V I8 171 1s141 1 I2 ll 30 20 T4B 19 1974 C3 JB 8 1974 75 GP3 JB 8 JB 9 POWER BRAKE BOOSTER 1 l 1 ROD Pedal Push 1 1 4 658 15 BALL Check Valve Part ol 4 810 2 GROMMET Power Brake Booster VALVE UNIT Checkingand Charging N S Pedal Rod N S 18 CHECK VALVE Accumulator Part ol 3 BOOT Power Brake Booster Pedal 4 810 VALVE UNIT Checking and Push 1 4 659 Charging N S 4 NUT Power Brake Booster Mtg 17 SEAL RING Spool Seat Fart of 4 810 Bracket Part of 4 8l0 SEAL UNIT N S SEAL UNIT PowerBrake Booster N S 1 5 BRACKET Booster Mtg 4 805 18 SEAL Piston Part of 4 810 SEAL B COVER Power Brake Booster 4 815 UNIT Power Brake Booster N S 7 SEAL Housing Part of 4 8l0 SEAL 19 HOUSING Power Brake Booster Part UNIT Power Brake Booster N S of 4 805 BOOSTER ASM N S 8 SEALS Input Rod Part ol 4 810 SEAL 20 SEAT Tube Part of 4 810 SEAL UNIT UNIT Power Brake Booster N S Power Brake Booster N S 9 END Rod Input Part ol 4 805 21 ROD Output Push 4 658 BOOSTER ASM Power Brake N S 22 RETAINER Push Rod 4 659 10 SPOOL ASM Part of 4 805 BOOSTER 23 SEAL RING Spool Plug Part of 4 810 ASM N S SEAL UNIT PowerBrake Booster N S 11 END Rod Input Part of 4 805 24 SPRING Part of 4 805 BOOSTER BOOSTER ASM Power Brake N S ASM Power Brake N S 12 SEAL RING Plunger Seat Part of 25 SEAL RING Spool Plug Part 014 810 4 810 SEAL UNIT Power Brake SEAL UNIT PowerBrake Booster N S Booster N S 26 PLUG Spool Part of 4 805 BOOSTER 13 PLUNGER Accumulator Valve Part of ASM Power Brake N S 4 810 VALVE UN T Checking and 27 RING Spool Plug Retaining Part of Charging N S 4 810 SEAL UNIT Power Brake 14 SPACER Accumulator Valve Part ol Booster N S 4 810 VALVE UNIT Checking and 28 SPRING Piston Return 4 810 Charging N S 29 RETAINER Spring Piston Return 4 810 30 SCREW W Lockwasher Cover 4 815 WAREHOU NG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORAT 0N l T TRUCK 5 IA 2 83 4 77 4 000 GROUP