COOLANT G RlLLE OIL SYSTEM I 1 429 GASKET SEAL Oil Pan Con t 65 69 All D351 D DH478 2493607 3 I 55 62 All 6 cyl 3714551 1 GASKET UNIT L H and R H gaskets and 2 seals 55 56 Ser 4 5 6 7 8 265 I 3730460 1 GASKET UNIT Note 1 56 67 All 283 327 X 68 72 All 307 327 350 3931599 1 GASKET UNIT side RH and LH i 57 72 All 265 283 307 327 350 3931598 1 GASKET UNIT Note 1 58 65 All 348 409 3772597 1 GASKET UNIT right and left gasket and 2 seals 63 65 Ser 50 60 6 cyl 66 72 All 6 cyl 3930962 1 GASKET UNIT Fl H and L H gaskets and seals 66 67 All 366 68 72 All 366 427 3931593 1 GASKET UNIT Side RH and LH 66 72 All 366 427 3958614 1 GASKET UNIT 55 62 All 6 cyl 3836574 2 SEAL frt and rear molded rubber 55 61 All 265 283 exc SBC 62 72 All 283 307 327 350 3887151 1 SEAL front 55 61 All 265 283 exc SBC 62 72 All 283 307 327 350 3887152 1 SEAL rear 63 72 All 6 cyl 3921973 1 SEAL rear 66 72 All 366 427 3955115 1 SEAL rear l 66 72 All 6 cyl 3923440 1 SEAL front 67 72 All 366 427 3909800 1 SEAL front 1 453 FLANGE PLUG SCREW Oil Pan Drain 40 57 Utility l 55 61 All 265 283 62 69 Ser 40 thru 80 8 cyl 62 69 All 6 cyl 70 72 All 366 427 3723008 1 x 1 a x w 20 holes in ctr 38 70 All w magnetic drain plug 337185 1 PLUG 65 69 All D351 D DH478 2135921 1 PLUG tl 18 x le 38 72 All 3923420 A R SCREW Z 20 x non magnetic V 62 Diesel 63 66 Ser 60 4 53 exc TDM Tilt 63 Ser 80 Diesel w H D Comp P T 67 69 All 3 53 4 53 5138621 1 SCREW 1 456 GASKET Oil Pan Drain Screw 38 72 All 3921989 A R nylon z l D x 0 D 65 69 All D DH478 2236354 1 az l D x 1 z O D 1 516 GAUGE Oil Level 4 I B 0lL GAUGE STICK IDENTIFICATION V l Type Dimensions Part No 47 55 Util exc D D C O E 13 is 13 la 3701556 1 55 Ser 5 6 8 cyl single piece 177 is 18 4 3716707 1 55 57 All 6 cyl exc D D single piece 13 z 14 M 3710349 1 56 57 Ser 4 6 8 8 cyl single piece 19 64 20 M 3722959 1 56 58 Ser 5 7 283 single piece 17 is 18 az 3722960 1 58 61 All 6 cyl exc LCF D D 62 64 Ser 40 50 6 cyl exc LCF wd i GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TM 1 429 1 51 6 I 1 52 REV 5 79