COOLANT GRILLE 0IL SYSTEM I 1 516 GAGE TUBE Oil Level I A 1 1 ln I OIL GAGE STICK IDENTIFICATION Dlmensions A B 53 55 Y 8 cyl 4 I3 13 370I556 1 I 56 57 Y 4 I9 4 20 3722959 1 58 64 Y 4 15 20 3846810 1 65 66 V w Sp H Per F exc 427 65 74 Y 327 350 exc F 20 zz 20 u 3862730 1 I 85 74 Y 396 427 454 Z3 4 24 398I088 1 75 78 Y 17 18 395I57B 1 76 79 Y 20 21 3981019 NOTE 1 Mue be used with tube 3981089 only j NOTE 2 1st design for 1976 measures 17V from cap tc full mark and 18 from cap to edd X NOTE 3 2nd design for 1976 measures 20 from cap to lull mark and 21 from cap to add TUBE Oil Level NOTE 1 When using 3981089 in piece of 3870324 3981088 gage must bs used A 53 55 Y 6 CYL 3828073 1 61 TUBE 56 68 Y 2ND DESIGN EXC 396 427 3951600 1 84 TUBE LWR 69 70 Y 327 350 3951600 1 84 TUBE LWR Q 73 74 Y 350 3951600 1 84 TUBE LWR 75 79 Y V 3951800 1 84 TUBE LWR 56 Y 2ND DESIGN 3732488 1 84 TUBE UPR B O L CURVED 57 64 Y 3732488 1 84 TUBE UPR 8 O L CURVED 65 74 Y 327 350 3865664 1 1 00 TUBE UPR 65 74 Y 396 427 454 3981089 1 6 95 TUBE NOTE 1 75 76 Y IST DESIGN 3876870 1 84 TUBE UPR 6 FROM SHLDR TO TOP I OF TUBE 76 79 Y 2ND DESIGN 460147 1 89 TUBE UPR 8 FROM SHLDR TO TOP I OF TUBE 1 519 PIPE Oil I Q NOTE 1 Bulk copper tubing in calls listed in Group 8 964 fittings in Group 8 963 I NOTE 2 See Group 1 531 for rocker arm oil pipe and connector NOTE 3 For all other models with Oil Pressure Gage out from pipe listed in Group 8 964 1 531 ADAPTER NUT PLUG Fittings Oil Pipe Also See Group 8 963 I3 OIL PIPE V 68 72 Y 3906194 1 26 ADAPTER OIL PRESS GAGE HOSE CONN AT ENG M 70 72 Y 427 454 3909520 1 18 NUT OIL PRESS GAGE HOSE CONN 53 61 Y 6 CYL 3835577A R 19 PLUG BLOCK MAIN OIL GALLERY FRT 101 0 0a4 LQ 55 80 Y 8 CYL EXC 396 427 454 3701538A R 18 PLUG OIL PRESS AND TAPPET GALLERY CYL AND CASE OIL GALLERY HOLE AT V FRT END AND OIL FILTER CAVITY A DIA CUP SHAPE T GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 14 REV 6 79 1 23 1 516 1 531