2 420 COUPLING FITTING HOSE Distribut or Vacuum Control 55 62 All 6 cyl 1883027 1 67 24 int x V 18 ext x hex 70 All 6 cyl 533688 1 10 FITTING spark control pipe 3 278 38 70 All 3951436 1 50 HOSE spark control z I D x 20 O L 2 447 SWITCH BRACKET NUT Stop Lamp 41 All exc C O E 42 Util exc C O E 1997725 1 1 72 hyd type snap on term 55 Ser 4 5 6 56 Ser 5 7 9 56 Ser 6 8 10 w P T 57 59 All exc Air Brake 1997921 1 2 64 mech type snap on term 42 50 Au 51 55 Util 6 volt 56 Ser 4 6 8 10 exc P T 1997901 1 2 33 mech type snap on term 58 59 All w Air Brake exc SBC 60 62 Tilt w Air Brake 63 69 All w emerg Air Brake 70 Tilt 8 cyl exc Trailer Air Brake 2327054 1 8 52 air operated 60 70 All exc Tilt Trailer Air Brake 60 64 Tilt exc Air Brake 65 All D DH478 exc TDM Tilt Trailer Air Brake 65 TDM D DH478 3886906 1 1 87 mech type dbl term 64 66 All w Emergency Air Brake 67 69 Tilt w emerg air brake 70 Tilt w Trailer Air Brake 8 cyl 2458695 1 7 35 62 66 Tilt exc Air Brake 64 Tilt exc Air Brake Diesel 65 All D DH478 exc TDM Tilt 65 66 Tilt exc D DH478 Air Brake 65 66 Tilt D DH478 exc Trailer Air Brake 67 69 Tilt 70 Tilt 6 cyl 1993317 1 3 61 SWITCH ASSY 60 66 All w Air Brake exc Tilt SBC 2404114 1 1 10 BRACKET switch and brake pedal bpr 66 Tilt w H D Brake Booster 3880399 1 1 30 BRACZKET brake pedal bumper 67 69 Ser 60 w Air Equip 69 Ser 50 w Trailer Air Brake exc Tilt 70 Ser 50 60 w Air Brakes exc Tilt 3908585 1 1 135 BRACKET ASSY brake pedal bumper and stop lamp 66 All exc Diesel Tilt 66 Ser 60 TDM 4 53 D DH478 9420171 2 05 NUT Vt 20 type R ZC 8 921 2 459 SWITCH NUT Headlamp Dimmer 38 55 All 6 volt 1997008 1 2 187 3 overall length 55 60 All 61 66 Ser 50 60 FFC 62 66 Tilt exc D DH478 65 66 Ser 60 Tilt D DH478 67 70 Tilt 1997023 1 2 87 2 hole mounting flange 61 70 All exc Tilt 1997028 1 2 25 60 Tilt 61 66 All exc FFC 67 70 Tilt 528846 2 15 NUT attach dir sig lamp bracket dimmer switch V4 20 2 480 HARNESS ASSY CIRCUIT EXTENSION WIRE Chassis Wiring Segmented 50 53 Util exc D D C O E 5299874 1 18 65 cover 118V4 O L Note 1 NOTE 1 When using on 1950 thru 1952 models it may be necessary to splice additional No 12 gauge wire to ammeter connection and additional No 18 gauge wire to horn button connection 55 62 All 2980868 1 7 10 AC gen jumper wire cover 51 O L 55 Ser 4 5 6 exc D D 3722464 1 11 60 cover 80 O L 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATlON P A 31S REV 6 71 2 55 2 420 2 480