BRAKES 68 70 Ser 20 30 D D 2 cyc Diesel 68 70 Ser 10 thru 30 396 exc FFC T H 400 69 70 Ser 10 thru 30 Blazer 350 exc L P Gas P G T H 400 3923008 1 9 55 BRACKET ASSY bra ke pedal 67 G 10 20 3907 738 1 5 10 BRACKET ASSY main cyl w nut 67 70 Ser 10 thru 30 Blazer w A T 3922 798 1 15 85 BRACKET ASSY brake pedal Note 3 NOTE 3 It may be necessary to bend the support bracket for clearance 60 63 Ser 10 D D 60 63 All exc FFC D D 3818174 1 BRACE to dash 63 66 Ser 10 thru 30 exc D D 67 Ser 10 thru 30 exc D D Brake Booster 67 Ser 10 D D 68 70 Ser 10 thru 30 Blazer exc P B 3792566 1 10 GASKET main cyl 18 thk 70 All Blazer 3771273 A R 10 PLUG 2 black p0IyethyIene 6 223 66 67 Ser 10 3874876 1 15 SCRlEW w lock washer 16 x 1V 3 901 4 649 REPAIR UNIT Hydraulic Brake Main Cylinder NOTE Also see group 4 898 for power brakes 38 50 V2 Ton 5454563 1 3 91 1 dlia Note 1 NOTE 1 Consists of same parts shown with 5454428 plus spring w retainer 38 52 1 Ton 5454428 1 4 91 1V4 dia Note 2 51 52 V2 Ton 53 55 Comm 1st Ser 55 59 Ser 3 2nd Ser 60 66 D D 5454427 1 5 00 1V8 dia Note 2 NOTE 2 Consists of one each check valve primary cup piston boot lock ring washer and gasket 63 64 Ser 10 thru 30 w Brake Booster exc D D 64 66 G 10 65 66 All w P B Brake Booster A exc D D 3905792 1 3 40 Bendix 617475 1 dia 63 Ser 10 20 63 Ser 30 w Brake Booster 5463669 1 4 67 Moraine 1 dia 60 62 Ser 10 thru 30 exc D D 63 65 Ser 10 20 exc Brake Booster 63 65 Ser 30 exc D D 64 65 Ser 10 D D w P G 66 Ser 10 D D 66 Ser 10 thru 30 exc D D 4 WD 3770602 1 4 79 IV dia repair of 3769215 24 5467733 34 64 66 Ser 10 20 exc D D 64 66 Ser 30 w Brake Booster 5464569 1 4 38 repair of 5465094 5489 1 dia 67 Ser 30 D D 3910013 1 4 20 Wagner FE 59001 1V dia 67 Ser 30 w 157 W B 11 000 Ib axle exc D D 68 70 Ser 30 Brake Booster w 1 1 000 lb axle 3910003 1 4 40 Wagner FC 59000 67 70 Ser 10 Blazer exc Brake Booster 3912121 1 10 70 Bendix 617505 1 dia cyl 67 Ser 20 30 D D 3941l938 1 19 25 Bendix 2226042 67 70 Ser 20 30 exc 11 000 lb axle 3912137 1 10 85 Bendix 617510 67 70 Ser 10 Blazer exc Brake Booster 67 70 G 10 20 5468453 1 7 25 I dia cyl 67 Ser 20 30 exc D D Brake Booster 11 000 lb axle 68 70 Ser 20 30 exc Brake Booster 1 1 000 lb axle 5468451 1 7 65 A 4 650 CYLINDER ASSY Hydraulic Brake Nlain NOTE Also see group 4 901 for power brakes 47 50 V Ton 5454575 1 19 06 l dia cyl cast 5450928 321 N 47 51 Comm exc V Ton 52 55 KT KU 1st Ser 5454382 1 20 72 IV dia cyl cast 5450939 361 N Y T 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 31 i REV 6 71 4 221 4 648 4 650