4 BRAKES 4 934 BUMPER DISC LEVER PLATE RETAINER Vacuum Power Brake Cylinder Reaction Con t I I 71 G 30 Drum Brake w B B 54643 13 3 LEVER piston reaction 71 72 Ser 10 Conv 4 WD 4Blazer 5482190 14 PLATE piston reaction L 84 68 Ser 10 thru 30 w Brake Boosterlexc D D I A 7 1 72 Ser 10 Blazer 5 71 72 G 10 20 I 4 1 71 G 30 Drum Brake w B B 4 5464282 1 RETAINER reaction 4 935 U P RETAINER RING VALVE Vacuum Power Brake Cylinder Relay I 8 V6 i I t NOTE 1 This unit consists of a spring seat spring retainer control valve spring floating control valve assy and floating valve retainen I 67 Ser 30 D D w Brake Booster 87 Ser 30 11 000 Ib axle I 4 1 w Brake Booster exc D D I i 68 Ser 30 11 000 Ib axle w Brake Booster 71 72 Ser 30 Conv D D w 1 1 000 lb axle I 2209954 1 CUP Bendix 374224 4 84 88 Ser 10 thru 30 w Brake I 4 I Booster exc D D 1 4 I 71 72 Ser 10 20 Blazer 71 72 G 10 20 e 4 a 71 G 30 Drum Brake w B B 5464389 1 RETAINER floating valve 67 Ser 30 w 11 000 lb axle 2493259 I RETAINER relay valve diaph Midland 4 B 101531 71 72 Ser 20 30 I I 71 72 G 30 w Disc Brake 5488522 1 RETAINER cyl controlvalve 64 68 Ser 10 thru 30 w Brake I 4 I Booster exc D D 71 72 Ser 10 20 Blazer 4 1 71 72 G 10 20 4 71 G 30 Drum Brake w B B 5484328 1 RING reaction retainer lock 5 84 86 Ser 10 thru 30 w Brake I 4 Booster exc D 0 4 5464967 1 VALVE UNIT floating control Note 1 1 a 4 936 COVER Vacuum Brake to Air Cleaner 68 70 Ser 30 Brake Booster w 11 I 000 lb axle 71 72 Ser 30 Conv D D 2484897 1 valve 2 dia Bendix 2503212 4 940 BODY CUP GASKET I PISTON POPPET SEAL SEAT STEM 4 SCREW VALVE Vacuum Power Brake Cylinder Relay Valve t 67 70 Ser 30 D D w Brake Booster 87 70 Ser 30 157 W B Brake I Booster w 1 1 000 Ib axle I exc D D V 4 I E I I 71 72 Ser 30 Conv D D 3878809 1 I Bendix 2504132 67 Ser 30 w 1 1 000 lb axle 2494050 1 I Midland 300323 A 67 Ser 30 w 11 000 Ib axle 2359532 1 CUP Midland C 13281 67 Ser 30 w 1 1 000 lb axle 2493280 1 PISTON 4 67 Ser 30 D D w Brake Booster 87 Ser 30 157 W B Brake I I Booster w 1 1 000 lb axle exc D D 68 72 Ser 30 3830351 1 POPPET Bendix 2501231 87 70 Ser 20 30 w Brake Booster exc D D 11 000 lb axle 4 I 88 70 Ser 20 30 D D exc 1 1 000 4 I lb axle 9785071 1 POPPET ASSY brk cyl Bendix 4 2501062 e 87 70 Ser 30 D D w Brake Booster 67 70 Ser 30 w 11 000 lb axle exc 4 D D 83 87 1Ser 1 20 30 D D w Brake Booster 4 I 87 Ser 30 w 1 1 000 Ib axle I I 66 70 G 20 w Brake Booster 2323217 1 SEAL cylinder valve tube x I Midland N 11728 F 87 88 Ser 30 Brake Booster w 1 1 000 lb axle I 2493277 1 SEAT Midland 601111 I 87 70 Ser 30 D D w Brake Booster B GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL it REV 5 79 4 229 n 4 934 4 940