1 ICOOLANT GRILLE OlL SYSTEM S 1 426 PAN ASSY PAN UNIT Oil C6n t S 1 63 64 All 230 3788440 1 63 72 Ser 110 thru 30 292 3938923 1 63 65 Ser 10 D D G 10 4 cyl 3927705 1 1 65 72 All Blazer 194 230 250 352156 1 c J 67 69 All 396 A 39743281 1 PAN UNIT e 70 G 10 20 307 350 4 1 71 72 Ser 10 thru 30 Blazer C 1 307 350 I 1 71 72 G 10 20 30 307 350 360010 1 PAN UNIT Note 1 2 70 72 All 396 400 3985999 1 PAN UNIT Note 1 S 1 428 BOLT Oil Pan Attaching with Lockwasher 8 42 57 All 180075 4 c 18 x ext lockwasher 38 72 All Blazer 1 1 3817006 A R 20 x l 0 679 6 1 429 GASKET UNIT SEAL Oil Pan I 40 54 All 1 A 55 Comm 1st Ser 604338 1 left andsright gaskets and seals 55 62 All 6 cyl 2nd Ser 1 63 4 WD 6 cyl lst Ser 3714551 1 includes R l I and L H gaskets seals 55 56 All 8 cyl 3730460 1 2 L H and 1 R H gasket 3 exh manifold I 1 1 1 gaskets 1 frt and rear seal and 1 exh pipe packing 56 67 All 265 283 327 68 72 All Blazer 307 327 350 3931599 1 side R H and L H 57 59 Ser 3 8 cyl A 1 I A 60 72 All Blazer 283 307 327 350 3931598 1 includes R H and l H gaskets and seals 1 exh manifold valve g1ask et and exhaust 1 1 1 A 1 pipe sealing ring 63 65 Ser 10 D D G 10 4 cyl 3930961 1 R H and L I l gaskets and seals 63 72 All Blazer 6 cyl 3930962 I R H and L H gaskets and seals 1 65 72 All 396 400 3958614 1 l 67 70 All 3 53 1 5196059 1 A l 67 72 All 396 400 3931593 1 side R H and L H 55 62 All 6 cyl 2nd Ser 1 63 4 WD 6 cyl lst Ser 3836574 2 SEAL frt and rear molded rubber I 55 70 All Blazer 8 cyl exc 396 I I 71 72 All Blazer 307 350 L 3887151 1 SEAL front 55 70 All Blazer 8 cyl exc 396 1 71 72 All Blazer 307 350 3887152 1 SEAL rear 63 72 All Blazer exc 8 cyl 1 3921973 1 SEAL rear 63 72 All Blazer exc 8 cyl 3923440 1 V SEAL front 67 72 All 396 400 1 Q 1 3909800 1 4 SEAL front 1 67 72 All 396 400 3955115 1 SEAL rear e I I 1 453 FLANGE PLUG SCREW Oil Pan Drain 40 57 All I e 1 I 1 I 60 65 Ser 10 thru 30 G 10 66 69 All w P G 1 A 70 72 All 396 400 3723008 1 1 x w I 20 hole in ctr All All w magnetic drain plug 337185 1 PLUG 38 72 All Blazer I 1 1 3923420 A R I SCREW 20 x I Non magnetic I 1 456 GASKET Oil Pan Drain Screw g I 38 72 All Blazer 3921989 A R nylon 1 2 l D x 9 10 O D 1 516 GAUGE 1Oil Level 1 1 NOTE 1 On 194 7 49 comm util 3701556 gauge must also be used and tube cut to 6 1 l J GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL 1 426 1 516 8 1 40 1 A REV 5 79 I