66 Ser 50 exc D D Tilt 4 cyc Diesel Brake Booster 3823859 1 2 65 main cylinder Vl 20 ext 24 int 15 VB 0 L A 63 65 Tilt exc Diesel Air Brake 3823809 1 2 35 main cylinder Vz 20 int both ends 14Vz 0 L 63 66 Ser 80 Tilt Diesel 65 66 Ser 50 Tilt 4 cyc Diesel 66 Ser 60 Tilt 2 cyc Diesel 1st design 67 Ser 50 60 Tilt 4 cyc Diesel 68 69 Ser 50 Tilt 4 cyc Diesel 3827839 1 3 95 main cylinder Via 24 int both ends 20 0 L 63 65 Ser 60 exc Tilt Diesel LCF 63 65 Ser 60 80 LCF exc Diesel main cyl Vl 24 int both ends 7 O L 65 66 Ser 50 4 cyc Diesel exc Tilt vac power brake cyl frt to rr pipe 65 66 Ser 60 4 cyc Diesel exc LCF TDM Tilt 65 Ser 80 4 cyc Diesel exc LCF Tilt 3766274 1 3 68 air brake cyl frt to rear pipe hose vac power brake c yl frt to rear pipe Note 1 65 Ser 60 Cab exc Tilt A 0 H B 65 Ser 60 SBC w H D Brake Booster exc 261 V2 W B 65 Ser 80 exc Tilt Air Brake Diesel 3883151 1 1 55 main cyl reservoir pipe Vz 20 int both ends 4 IG 0 L 66 Ser 60 2 cyc Diesel exc Tilt 66 Ser 60 TDM 4 cyc Diesel 66 Ser 60 80 exc Tilt Diesel 67 Ser 50 60 Conv Diesel exc Air Equip 67 Ser 50 60 TDM exc Air Equip 67 Ser 50 60 Conv w A O H B 68 Ser 60 Conv w 18 500 lb axle 68 Ser 40 thru 60 SBC w Frame Mounted Brake Booster 68 Ser 50 TDM w Dual Brake 68 Ser 60 2 cyc Diesel w Dual Brake 3910711 1 2 80 main cylinder front pipe Vz 20 int both ends 8 1 0 L 66 Ser 60 Tilt 2 cyc Diesel 2nd design 67 68 Ser 40 thru 60 Tilt 2 cyc Diesel 3873194 1 8 40 oil pressure gauge to lower pipe assy V 24 int bo1 h ends 17V2 O L 66 Ser 60 Tilt w H D Brake Booster exc 4 cyc Diesel 66 Ser 80 Tilt exc Diesel 67 68 Ser 50 Tilt w H D Brake Booster 68 Ser 50 Tilt w 17 000 lb rear axle exc Air Brake 68 70 Ser 60 Tilt exc Air Brake 69 70 Ser 50 Tilt exc Air Brake 3881202 1 4 40 main cylinder pipe z 20 int both ends 14Vz O I 67 Ser 40 Conv SBC w Brake Booster 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 31S REV 6 71 4 209 4 680 4 680