4 236 LEVER Transmission Band 55 59 ALL w H T rear actuating 8609600 1 1 95 4 237 PIN Transmission Servo Band Actuating Lever 55 59 ALL w I l I clevis x 1 8613172 1 32 4 239 BODY GASKET Transmission Rear Servo 55 59 ALL w H T cast 8613142 8613142 1 9 45 55 59 ALL w H T GASKET body 2 I D 8613159 1 20 4 241 PISTON Reverse Servo 55 59 ALL w H T rear servo booster w stem 8610752 1 3 25 55 59 ALL w H T rear servo accumulator w stem 8610751 1 5 30 4 242 RING Transmission Rear Servo 55 59 ALL w H T rear accumulator piston ZA x 2 8611581 1 4 127 S5 S9 ALL w H T small booster piston 2 x 1 A 8609446 1 84 55 S9 ALL w H T large booster piston x 2 8609445 1 84 Not required in this group See group 4 127 8609452 68 Not required in this group See group 4 127 8614123 63 g 4 244 PISTON Transmission Rear Servo Campensating 55 59 ALL w H T w spring 8613764 1 2 37 4 246 SPRING Rear Servo 55 59 ALL w H T main 1 dia 8 active coils 8611794 1 1 85 K 55 59 ALL w H T booster 15 dia 8609480 1 37 55 59 ALL w H T accumulator piston apply 4 O D 1 O L w 6 active coils 8609061 1 32 55 59 ALL w I LT compensator inner 0 D 8614184 1 42 4 247 RETAINER Transmission Rear Servo 55 59 ALL w H T spring 2 hole ctr to ctr 8609470 1 5g 4 248 PIPE Transmission Oil 55 59 ALL w H T governor delivery 3 long 8609435 2 3g S5 59 ALL w H T governor delivery SA dia tubing 8614789 1 gg 55 58 ALL w H T lst design rear pump discharge 8614128 1 79 55 59 ALL w H T frt pump delivery to frt servo 3 O L 8609507 1 54 55 59 ALL w H T transfer frt to rear 1 long 8609459 1 24 S5 59 ALL w H T press reg rev dia tubing 8614817 1 39 55 59 ALL w H T reverse clutch dia tubing 8611963 1 88 8 59 ALL W H T 2nd design rear pump discharge 8617186 1 3 95 4 250 BODY ASSY VALVE SPRING PLUNGER Transmission Rear Servo Accumuiutor 55 59 ALL w H T daub of yellow paint on rear servo 8615191 1 7 65 NOTE Includes check valve plug and plunger 55 59 ALL W H 1 VALVE check w rivet unit 8615541 1 42 55 59 ALL w H T VALVE exhaust 5 O L 8614886 1 39 55 59 ALL w H T SPRING exhaust valve 6 free length 17 active coils 8614858 1 21 55 59 ALL w H T PLUNGER check valve O L 8614859 1 o3 4 251 BAND ASSY Transmission 55 59 ALL w H T rear vv strut 8619032 1 log 55 59 ALL w H T front servo 6 I D 8615224 1 13 60 1966 Chevrolet Motor Division 369 4236 425 General Motors Corporation HDI REVISED MARCH 1 1966