BRAKES 4 934 BUMPER LEVER PLATE RETAINER DISC Vacuum Power Brake Cylinder Reaction 64 66 Ser 10 thru 30 w Brake Booster exc D D 5464318 1 22 cyl reaction 64 66 Ser 10 thru 30 w Brake Booster exc D D 5464313 3 18 LEVER piston reaction 64 66 Ser 10 thru 30 w Brake Booster exc D D 5463451 1 49 PLATE piston reaction support 64 66 Ser 10 thru 30 w Brake Booster exc D D 5464282 1 1 75 RETAINER reaction 63 66 Ser 10 thru 30 w Brake Booster exc D D 67 70 Ser 10 w Brake Booster exc D D 1478287 1 40 DISC reaction Bendix 250106 Vu thk 67 70 Ser 20 30 w Brake Booster exc 4 VVD D D 11 000 Ib axle 68 70 Ser 20 30 D D exc 1 1 000 lb axle 386134 1 85 DISC c yl Bendix 2503065 thk 4 935 PlSTON VALVE VALVE ASSY VALVE UNlT RETAINER DlAPHRAGM Pl ATE PLATE ASSY SPR NG RlNG NUT SEAT ASSY CAP CUP Vacuum Power Brake Cylinder Relay Valve 63 67 Ser 20 30 D D w Brake Booster 67 70 G 20 w Brake Booster 2359513 1 2 80 67 Ser 30 w 11 000 Ib axle 2493260 1 1 45 Midland 101532 C 63 67 Ser 20 30 D D w Brake Booster 67 70 G 20 w Brake Booster 2390321 1 60 VALVEZ poppet upper 67 Ser 30 w 11 000 Ib axle 2493264 1 33 VALVEZ Midland 101832 64 66 Ser 10 thru 30 w Brake Booster exc D D 5464967 1 1 16 VALVE UNIT floating control Note 1 NOTE 1 This unjt consists of a spring seat spring retainer control valve spring floating control valve assy A and floating valve retainer 64 66 Ser 10 thru 30 w Brake Booster exc D D 5464369 1 39 RETAIINER floating valve 67 Ser 30 w 11 000 Ib axle 2493259 1 26 RETAIINER relay valve diaph Midland 101531 60 62 SeI B10 thru 30 w Bendix 60 62 Ser 20 30 w Brake Booster 3764126 1 1 80 DIAPHIRAGM relay valve Bendix 378787 63 67 Ser 20 30 D D w Brake Booster 67 70 G 20 w Brake Booster 2359520 1 55 DIAPHIRAGM relay valve 67 Ser 30 w 1 1 000 lb axle 2493261 1 1 65 DIAPHIRAGM cyl relay valve Midland 101534 A 67 70 Ser 30 D D w Brake Booster 67 70 Ser 30 w 11 000 Ib axle exc D D 3830333 1 1 30 DIAPI IRAGM Bendix 2501227 67 Ser 30 D D w Brake Booster 67 Ser 30 w 11 000 lb axle 38303120 1 2 85 DIAPI IRAGM Bendix 2501496 68 70 Ser 30 Brake Booster w 1 1 000 lb axle exc Diesel 39524 08 1 4 45 DIAPHRAGM relay valve Bendix 2507844 67 Ser 30 w 11 000 lb axle 2493251 1 60 PLATIE Midland C 11492 K NOTE 2 When using 2242589 on 1946 47 it is also necessary to use 2401991 Piston See Group 4 935 67 Ser 30 w 11 000 Ib axle 2493274 1 15 SPRING Midland 600399 AW 64 66 Ser 10 thru 30 w Brake Booster exc D D 5464328 1 40 RING reaction retainer lock 63 67 Ser 20 30 D D w Brake Booster 67 70 G 20 w Brake Booster 2359529 1 24 NUT diaphragm V Midland 2 X 96 A 67 68 Ser 30 Brake Booster w 11 000 lb axle 2493277 1 58 SEAT ASSY Midland 601111 67 Ser 30 w 11 000 lb axle 2493263 1 27 CAP Midland 101823 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 31 REV 6 71 4 271 4 934 4 935