68 69 Ser 40 thru 60 SBC w Frame Mounted Brake Booster 68 Ser 50 TDM w Dual Brakes 68 Ser 50 60 Diesel w Dual Brakes 69 70 Ser 40 thru 60 w Dual Brakes 3933993 1 9 return Wagner FC 67583 70 Ser 40 Conv D D w Brake Booster 70 Ser 50 60 Conv Tilt exc Dual Brakes Air Brakes 3964524 30 check valve 67 68 Ser 40 Conv SBC w Brake Booster Dual Brakes exc Frame Mounted Brake Booster 67 68 Ser 50 60 Gas exc Full Air TDM Tilt A O H B 18 500 Ib axle 8875874 1 21 RETAINER push rod return Midland 600954 68 Ser 40 w Brake Booster exc Tilt D D 68 Ser 50 60 exc Dual Brakes 18 500 Ib axle Tilt TDM SBC 3958635 1 2 10 RETAINIER check valve Midland 100315 AP Note 1 NOTE 1 When using 3958635 in place of 8875861 valve assy 31958636 must be used 68 Ser 40 thru 60 w Dual Brakes exc TDM Diesel 68 Ser 40 thru 60 SBC exc Frame Mounted Brake Booster 3958633 1 RETAINEFI reservoir secondary port Midland 100315 AR 68 Ser 40 thru 60 w Dual Brake 1st design 68 Ser 40 thru 60 SBC lst design exc Frame Mounted Brake Booster 647101 1 2 35 RETAINER reservoir primary port Midland 101326 H 4 656 PLATE RlNG SCREW Main Cylinder Stop 55 59 Ser 4 5 6 exc H D Brake Booster A O H B 66 Ser 60 TDM exc Air Brake 66 Ser 60 SBC w H D Brake Booster P T 66 Ser 60 SBC w 261 W B exc Air Brake P T 66 Ser 60 w A O H B H D Brake Booster exc SBC TDM 66 Ser 80 exc Diesel Air Brake 67 69 Ser 50 60 TDM w Dual Brakes 67 69 Ser 60 Conv Tilt w 18 500 Ib axle 68 69 Ser 40 thru 60 Conv SBC w Dual Brakes exc Frame Mounted Brake Booster 68 69 Ser 50 60 Diesel w Dual Brakes 70 Ser 40 thru 60 w Dual A Brakes 70 Ser 60 w 18 500 lb axles exc Air Brake 3889709 1 20 Wagner FC 55217 66 Ser 50 4 cyc Diesel exc Tilt T 1971 CHEVROL ET MOTOR DIVISION GEENERAL MOTORS CORPORATlON P A 315 REy 6 7 4 iss 4 655 4 656