67 68 Ser 50 60 Tilt w H D Brake Booster exc 18 500 Ib axle 69 Ser 40 w Brake Booster A exc D D SBC 69 Ser 50 60 exc Dual Brakes Air Brakes TDM SBC 18 500 lb axle 70 Ser 40 Conv D D w Brake Booster 70 Ser 50 60 Conv Tilt exc Air Brakes Dual Brakes 18 500 lb axle 9424136 1 55 RING brakes and clutch Waldes Kohindor No N 5000 1 62 M D 67 69 All 5464418 1 46 SCREW stop Moraine 4 657 VALVE BODY CUP ASSY Nlain Cylinder 55 59 Ser 4 5 6 exc H D Brake Booster A O H B 63 Ser 50 60 exc 2617 W B 66 Ser 50 Tilt 4 cyc Diesel 66 Ser 50 60 exc TDM 66 Ser 80 Tilt 67 69 Ser 40 D D Tilt 67 69 Ser 50 60 Tilt exc H D Brake Booster 5454320 1 69 check 12 dimples on inner retainer 60 62 Ser 40 exc Brake Booster 61 62 Ser 50 60 exc Tilt 65 Ser 50 60 exc TDM 66 Ser 50 60 4 cyc Diesel exc Tilt TDM 5453854 1 64 check vv spring 66 70 All 2412644 1 312 bleeder Wagner FC 12411 4 666 60 Ser 40 w Brake Booster 60 61 Ser 50 60 exc Air Equip H D Brake Booster 3769223 1 68 VALVE ASSY check Vl dia hole 60 61 Ser 60 70 w 16 000 lb axle 60 62 Ser 50 60 w H D Brake Booster 60 62 Ser 80 w 18 000 Ib axle 63 65 Ser 60 exc LCF Tilt Diesel 63 65 Ser 60 LCF Tilt SBC w H D Brake Booster Air Equip P T 63 65 Ser 80 exc LCF 63 65 LCF 66 Ser 60 4 cyc Diesel exc Tilt TDM 3773860 1 72 VALVE ASSY check 67 69 Ser 40 exc D D Tilt Brake Booster Dual Brakes 67 68 Ser 50 Diesel exc Tilt A O H B H D Brake Booster 70 Ser 40 Conv D D exc H D Brake Booster 3910008 1 40 VALVE ASSY check Wagner FC 14425 A 68 Ser 40 thru 60 w Dual Brakes exc Diesel Frame Mounted Brake Booster 18 500 Ib axle 3958631 1 9 4 0 VALVE UNIT check valve Midland RC 26 FV 68 Ser 40 w Brake Booster 68 Ser 50 60 exc Dual Brakes Diesel A A O H B 18 500 Ib axle 5471078 1 7 25 VAL VE UNIT check valve Midland RC 26 FT j 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATlON P A 31S REV 6 71 4 195 4 656 4 657