6 CYLINDER ENGINE 0 029 BRACKET SUPPORT Engine Mounting Con t 76 78 H 231 1ST DES 1249826 LH 11 90 BRACKET ENG MT 77 78 A B G X 231 1257796 RH 13 85 BRACKET ENG MT FRM 77 78 A B G X 231 1257797 LH 13 85 BRACKET ENG MT 77 79 F 231A C 10014337 RH 12 50 BRACKET ENG MT 78 81 F 231A 2ND DES 10006942 LH 12 50 BRACKET ENG MT NOTE 1 78 80 H 231A 2ND DES 1262677 LH 13 60 BRACKET ENG MT NOTE 1 79 A B G X 231A 2 1257796 RH 13 85 BRACKET ENG MT FRM 79 A B G X 231A 2 1262679 LH 14 00 BRACKET ENG MT FRM 80 A 229 14022437 LH 11 25 BRACKET ENG MT 80 A 229 14022438 RH 11 25 BRACKET ENG MT 80 81 A B G 231A 1257796 RH 13 85 BRACKET ENG MT FRM 80 81 A B G 231A 1262679 LH 14 00 BRACKET ENG MT FRM 80 81 F 231A 10014337 RH 12 50 BRACKET ENG MT 80 81 X 2 8 14000422 1 10 85 BRACKET ENG MT L SHAPED 80 81 X 2 8 14033294 1 7 00 BRACKET ENG MT STRUT TO FRT HD 80 81 X 2 8 14036338 1 10 65 BRACKET ENG MT STRUT TO RAD SUPT 80 X 2 8 EXC A C 1ST DESIGN 14001825 1 10 85 BRACKET ENG MT BRKT IS STRAIGHT AT CYL HD FRT 80 81 X 2 8 W A C 14001824 1 11 40 BRACKET ENG MT AT CYL HD FRT 80 X 2 8 EXC A C 2ND DESIGN 14024235 1 10 75 BRACKET ENG MT BRKT IS BENT AT LWR END AT CYL HD FRT 76 80 H 231 1705321 LH 30 75 SUPPORT ENG MT 76 80 H 231 1746350 RH 40 00 SUPPORT ENG MT 0 033 BLOCK ENGINE Partial NOTE When using on 1976 models it will be necessary to remove special a to 8 reducer and replace with original temperature switch On some engine applications a fitted block will no longer be offered for service use the partial engine NOTE 1 Includes block piston pin asm NOTE 2 Includes block piston pin asm cr shf brgs rr seal NOTE 3 Block piston rod asm cr shf cr shf brgs rodbrgs rr seal NOTE 5 It may be necessary to enlarge fuel pump heat shield starting motor brace attaching holes to 10 MM clearance holes and secure with M 10 x 1 50 bolts NOTE 6 lf not attached procure fuel pump push rob 14033175 76 ALL 250 374210 1 852 00 BLOCK FITTED NOTE 2 80 ALL 231A 25505757 1 956 00 BLOCK FITTED LESS RR SEAL NOTE 2 80 X 2 8 14059027 1 966 00 BLOCK FITTED NOTE 2 81 A B F 231A 25509108 1 950 00 BLOCK FITTED LESS RR SEAL NOTE 2 81 X 2 8X 14059028 1 891 00 BLOCK FITTED NOTE 2 76 ALL 231 1250581 1 N L ENGINE PARTIAL NOTE 3 76 ALL 250 14019943 1 1177 00 ENGINE PARTIAL NOTE 3 77 78 ALL 231A 1259583 1 1263 00 ENGINE PARTIAL NOTE 3 79 ALL 231A 2 25501421 1 1263 00 ENGINE PARTIAL NOTE 3 LESS CM SHF 80 A 229 14019896 1 1232 00 ENGINE PARTIAL NOTE 3 80 A B F 231A 25505749 1 1263 00 ENGINE PARTIAL NOTE 3 80 H 231 1ST DES 25505749 1 1263 00 ENGINE PARTIAL TWO PIECE HARMONIC BALANCER NOTE 3 80 H 231 2ND DES 25509105 1 1263 00 ENGINE PARTIAL ONE PIECE HARMONIC BALANCER NOTE 3 80 81 X 2 8 14091443 1 1176 00 ENGINE PARTIAL NOTE 3 5 6 81 ALL 231A 25509105 1 1263 00 ENGINE PARTIAL NOTE 3 0 034 PLUG Engine Block Cylinder Head NOTE For additional standard size plugs see Groups 8 970 8 971 in the Standard Parts Section 76 81 ALL 231 1343470 AR 77 PLUG OIL GALLERY FRT 15 8 MM 76 81 ALL 231 25513255 AR 69 PLUG CUP 19 Is 76 ALL 250 3789860 1 69 PLUG WATER JKT RR 51 11 MM 77 81 ALL 231 25513253 AR 45 PLUG CORE 31 MM 78 79 ALL 231 25513252 4 79 PLUG CYL BLK RR 1 B CUP 0 293 80 A 229 461345 1 27 PLUG OIL GAGE FRT 16 5 MM 80 A B F G H 231A 25513252 4 79 PLUG CYL BLK RR 1 E CUP 0 293 80 81 ALL 231 25513256 AR 57 PLUG CUP 1 z 80 81 X 2 8 360571 6 55 PLUG WTR JCKT 34 3 MM 80 81 X 2 8 11504128 2 23 PLUG OIL GALLERY HOLE CTR TOP 8 14 MM Y 1987 GENERAL MOTORS SERVICE PARTS OPERAT 0NS PONT AC 21 i 0 029 0 034 0 14 REV 7 87