2 500 REGULATOR CUSHION NUT SCREW Electrical Output See Group 2 319 for Breaker Con t NO TE 3 When using on Models with 348 engine it will be necessary to use 7944355 Grommet in lower attaching hole 2 505 TRANSISTOR Voltage Regulator Output 65 66 Corvette T lgn w C A C exc 62 amp PI 67 72 Corvette w T Ign 1960632 1 28 10 2 515 AMMETER GAUGE ASSY INSULATOR Electrical Output see group 9 748 for tell tale windows 63 Corvette 1502578 1 19 24 64 Corvette 1502876 1 18 29 65 67 Corvette 1503035 1 7 84 68 74 Corvette 6473859 1 13 41 GAUGE UNIT ammeter 75 Corvette 6474266 1 GAUGE ASSY ammeter 53 62 Corvette 5644602 1 24 INSULATOR plate 3 x 1 6 Z thk 2 525 HARNESS Starting Ignition AMMETER TO STARTING SWITCH 58 62 Corvette exc P G 2971440 1 9 45 NOTE 7 When using 2 9878 74 part 2988863 9 276 must also be used 63 65 Corvette exc C A C 396 2983579 1 19 65 65 Corvette w Sp H Per 396 6287038 1 31 25 66 Corvette 6289375 1 23 65 2 480 67 Corvette 6292088 1 33 40 2 480 68 Corvette 6295276 1 19 50 69 Corvette 6297582 1 20 30 70 Corvette w A T 8901874 1 21 25 70 Corvette exc A T 8901875 1 21 25 71 Corvette exc A T 8901882 1 21 25 71 Corvette w A T 8901883 1 21 25 72 Corvette w A T 454 8908125 I 21 25 72 Corvette 454 exc A T 8908124 1 21 25 72 Corvette 350 exc A T 8901983 1 21 25 72 Corvette w A T 350 8901984 1 21 25 73 Corvette w A T 454 8908247 1 21 25 Note 1 73 Corvette w 4 Spd 350 8908244 I 21 25 Note 1 73 Corvette w A T 350 8908245 1 21 25 Note 1 74 Corvette 350 exc A T 8908342 1 21 25 74 Corvette w A T 350 8908343 1 21 25 74 Corvette 454 exc A T 8908344 1 21 25 74 Corvette w A T 454 8908345 1 21 25 75 Corvette 8919837 1 NOTE 7 Used on vehicles having a nylon tube to oil gauge NOTE 2 Used on vehicles having electric oil pressure gauge sending unit 12 530 TERMINAL CONNECTOR CONNECTION BODY WIRE Electrical NOTE For illustration on terminals and connectors see Standard Parts Catalog P A 24 65 67 Corvette 5640012 R 14 instr cluster ground term 67 Corvette w T Ign 2965027 1 13 ignition switch to ignition pulse amplifier harness male used w 12 gauge wire 68 74 Corvette 6481179 1 52 speedo and tach ground 69 73 Corvette 6430312 1 45 gas gauge L H bend 69 73 Corvette 6430313 1 45 gas gauge R H bend 69 73 Corvette 6402973 1 54 temp gauge to ign 9 735 69 73 Corvette 6402974 1 54 temp gauge sender 9 735 69 73 Corvette 6430852 1 54 temp gauge ground 9 735 69 73 Corvette 6473074 1 54 amp gauge to gen 9 735 69 73 Corvette 6473075 1 54 amp gauge to batt 9 735 70 74 Corvette 5640018 1 14 3 O L 75 Corvette w C A C 6402685 1 blower mtr 58 63 Corvette 2973871 1 20 CONNECTOR light switch 56 series 7 female terminals 63 64 Corvette 2977268 1 17 CONNECTOR ignition switch 56 series lock type 5 female terminals 65 Corvette w Sp H Per 396 2984528 1 16 CONNECTOR ignition switch lead of instr panel harness 67 75 Corvette w elec window 6288909 2 18 CONNECTOR window wiring harness 68 75 Corvette 3927320 1 37 CONNECTOR stop lamp switch capacitor 73 75 Corvette w C A C 2977253 1 10 CONNECTOR inst panel wiring harness 1 female terminal 74 75 Corvette 2984883 1 21 CONNECTOR seat lap belt wire R H 1974 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET P A 30B 2 500 2 530 2 28 REV 9 74