2 459 SWITCH COVER NUT Headlamp Dimmer 55 60 ALL 61 66 Ser 50 60 FFC 62 66 TILT exc 478 65 66 Ser 60 TILT 478 2 hole mounting flange 1997023 1 2 09 1 61 66 ALL exc FFC TILT 1997028 1 1 67 60 ALL exc LCF TDM TILT COVER 3763218 1 35 60 TILT NUT attach dir sig lamp bracket 61 66 ALL exc FFC TILT dimmer switch 20 3818073 2 15 2 480 HARNESS ASSY EXTENSION WIRE ASSY Chassis Wiring Segmented 55 62 ALL A C gen jumper wire cover 51 O L 2980868 1 5 80 55 Ser 4 5 6 exc D D cover 80 O L 3722464 1 9 10 S6 Ser 5 7 9 cover 72 O L 2966986 1 6 70 56 Ser 8 cover 70 O L 2967411 1 3 95 56 Ser 4 6 8 10 cover 82 3 O L 2966985 1 6 40 57 Ser 5 7 9 58 59 Ser 5 7 9 exc Ser 9 w Air Brake 57 59 Ser 4 6 8 10 exc Air Brake cover 70 O L 2970005 1 8 85 NOTE When using on 1957 models it may be necessary to splice 1 wire from connector to voltage regulator and to replace terminal and connector on horn wire 57 59 Ser 9 w Air Brake 58 59 Ser 7 w Air Brake cover 70 O L 2970007 1 7 35 57 Ser 10 w Air Brake cover 65 O L 2968779 1 7 05 58 59 Ser 8 10 w Air Brake cover 73 0 L 2970006 1 7 05 60 FFC cover 109 0 L w junction block 2974995 1 15 65 60 ALL w dir sig 6 cyl exc FFC Air Equip TILT 60 Ser 40 50 w dir sig 8 cyl exc FFC cover 126 O L w junction block 2972936 1 15 95 60 Ser 60 w Air Equip 6 cyl dir sig exc TILT 60 Ser 60 thru 80 W dir sig 8 cyl V exc FFC TILT cover 119 O L w junction block 2974150 1 14 95 60 Ser 60 w Air Equip 6 cyl u exc FFC TILT dir sig 60 Ser 60 thru 80 8 cyl exc FFC TILT dir sig cover 121 O L w junction block 2974863 1 14 25 60 TILT 1st design cover 130 O L pnl type terminals 2976132 1 10 50 60 TILT 2nd design cover 127 O L bulkhead connector 2976899 1 13 25 60 61 Ser 40 LCF generator cover 31 O L L 2974596 1 2 65 60 61 ALL exc LCF TILT generator cover 41 O L 2974156 1 2 65 60 61 ALL exc TILT 62 63 LCF headlamp cover 51 O L 2976801 1 5 70 60 Ser 40 thru 60 exc FFC LCF TILT dir sig Air Equip chassis and cluster cover 119 O L 2974266 1 13 85 60 61 Ser 40 thru 60 w dir sig exc FFC Air Brake 1 60 61 Ser 60 6 cyl exc FFC dir sig Air Equip instrument cluster 2972944 1 5 50 60 63 TILT front lighting wiring cover 47 0 L 2976105 1 6 10 60 62 TILT exc DIESEL 2nd design cab and instrument cluster bulkhead connector 2980858 1 21 95 NOTE Use with chassis wiring harness 2976899 in place of lst design part which is no longer available 61 FFC cover 62 O L w junction block 2976815 1 15 65 61 ALL w dir sig exc FFC TILT cover 118 O L w junction block 2976984 1 15 95 61 Ser 40 60 w Air Equip 6 cyl exc FFC TILT dir sig 61 Ser 40 60 thru 80 8 cyl exc FFC TILT dir sig cover 119 O L w junction block 2976817 1 14 75 61 TILT cover 127 O L 2978543 1 13 25 62 Ser 40 thru 60 FFC SBC cover 68 O L w junction block 2979686 1 15 65 62 ALL exc FFC SBC TILT w junction block cover 67 O L 2980916 1 15 95 62 TILT exc A C gen cover 128 O L 2980860 1 13 25 62 Ser 50 60 exc FFC SBC TILT DIESEL P T Tach oil ammeter thermo gauges instrument cluster cover 9 O L 2979695 I 1 5 70 2 459 2 480 Chevrolet Motargiivllzgg HDT 230 General Motors Corporation REVISED MARCH 1 1966