6 CYLINDER ENIGINE 0 629 PISTOIN Engine C 0n t 86 87 G 231A 25527178 6 60 25 PISTON W PIN STD HI LIMIT 3 7992 3 8010 PGO 34 6 86 87 G 231A 25527179 6 60 25 PISTON W PIN 0I0 0 5 3 8092 3 81 IO 86 87 G 231A 25527180 6 60 25 PISTON W PIN 030 0 5 3 8292 3 8310 DIA 0 643 RING KIT Engine Piston NOTE 1 IST DESIGN USED W ENGINES WITH O17 THICK CYL HD GSKT gl WITHOUT XGW STAMPED NEAR ENGINE PLANT DATE CODE ON BLOCK FOR AUTOIVIATIC TRANSII IISSION ONLY NOTE 2 2ND DESIGN USED W ENGINES WITH O62 TH CK CYL HD GSKT WITH GOODWRENCH ENGINE WITH XGW STAMPED NEAR ENGINE PLANT DATE CODE ON BLOCK FOR AUTOIVIATIC TRANSMISSION ONLY NOTE 3 CONSOLIDATION OF PISTON R NG PI G INVOLVES USING A DUCTILE IRON TOP RING IN PLACE OF NON DUCTILE IRON ALSO CONSOLIDATION OF PISTON RING PKG INVOLVES THE USE OF LOW TENSION IN PLACE OF H GH TENSION EXPAIVDER 82 84 G 231A IST DES 1240960 6 20 00 RING KIT 010 0 S NOTE 1 82 G 4 1 4 25505382 6 2 I 20 RING KIT STD 82 G 4 1 4 25505383 6 2 90 RING KIT 010 0 5 82 G 4 1 4 25505384 6 21 90 RING KIT 030 0 5 82 84 G 231A IST DES 25519462 6 N L RING KIT STD NOTE 1 PGO 34 7 82 85 G 231A 2ND DES 25527543 6 21 90 RING KIT STD NOTE 2 3 82 85 G 231A 2ND DES 25527544 6 21 90 RING KIT OI0 0 5 NOTE 2 3 82 85 G 231A IST DES 25527545 6 21 90 RING KIT 030 0 S NOTE 1 3 82 84 X 2 8X Z 14034969 6 N L RING KIT STD 82 84 X 2 8X Z 14034970 6 20 05 RING KIT 0 5MM 0 5 82 84 X 2 8X Z 14034971 6 20 05 RING KIT 1 0MM 0 5 83 B 229 9 3704 9 6 N L RING KIT STD PGO 30 15 83 B 229 9 370419 6 18 80 RING KIT 030 0 5 83 84 B 231A IST DES 25519462 6 N L RING KIT STD NOTE I PGCI 34 7 83 84 B 231A IST DES 25527545 6 2 90 RING KIT 030 0 5 NOTE 1 3 84 B 231A 1ST DES 1240960 6 20 00 RING KIT 010 0 S NOTE 1 85 86 B 4 32 14089026 6 22 35 RING KIT POS T ON 030 0 5 85 B 231A EXPORT CANADA IST DES 25519462 6 N L RING KIT STD NOTE 1 PGO 34 7 85 B 231A EXPORT CANADA 2ND DES 25527543 6 2 90 RING KIT STD NOTE 2 3 85 B 231A EXPORT CANADA 25527544 6 2 90 RING KIT 010 0 S NOTE 3 85 B 231A EXPORT CANADA IST DES 25527545 6 2 90 RING KIT 030 O S NOTE 1 3 85 G 231A IST DES 25519462 6 N L RING KIT STD NOTE 1 PGO 34 7 85 G 231A 2ND DES 25527544 6 21 90 RING KIT O10 O S NOTE 2 3 85 G 231A EXPORT CANADA 25527545 6 2 90 RING KIT O30 O S NOTE 3 86 G 4 32 14089026 6 22 35 RING KIT POS TI N 030 0 5 86 87 G 231A 25527543 6 2 90 RING KIT STD NOTE 3 86 87 G 231A 25527544 6 21 90 RING KIT 010 O S NOTE 3 86 87 G 231A 25527545 6 2 90 RING KIT O30 O S NOTE 3 87 G 4 32 14089025 6 N L RING KIT POSIT 0N STD PGO 38 94 87 G 4 32 14089026 6 22 35 RING KIT POSIT 0N 030 O S 0 646 CRANKSHAFT Engine 82 G 4 1 4 1260873 I 5053 00 CRANKSHAFT PGO 34 28 82 87 G 231A 1260873 1 505 00 CRANKSHAFT PGO 34 28 82 84 X 2 8X 14085481 1 401 00 CRANKSHAFT GOODWRENCZH KEY TORSIONAL DMP 14089209 REQUIRED 82 84 X 2 82 14089826 I 418 00 CRANKSHAFT 82 84 X 2 8X 14089826 I 418 00 CRANKSHAFT OEM 83 84 B 231A 1260873 I 505 00 CRANKSHAFT PGO 34 28 83 B 229 9 14006726 1 476 00 CRANKSHAFT PGO 30 52 85 B 231A EXPORT CANADA 1260873 1 505 00 CRANKSHAFT PGO 34 28 85 B 4 32 14071174 I 476 00 CRANKSHAFT 86 B 4 32 14088639 1 476 00 CRANKSHAFT PGO 38 52 86 G 4 32 14088639 1 476 00 CRANKSHAFT PGO 38 52 87 G 4 32 14088639 I 476 00 CRANKSHAFT PGO 38 52 0 648 SLINGIER Engine Crankshaft 82 G 4 1 4 1193967 1 81 SLINGER CR SI IF OIL PGO 34 20 82 87 G 231A 1193967 I 81 SLINGER CR SHF OIL PGO 34 20 84 B 231A 1193967 1 81 SLINGER CR SHF OIL PGO 34 20 85 B 231A EXPORT CANADA 1193967 1 81 SLINGER CR SHP OIL PGO 34 20 0 6598 BALANCER KIT DANIPER PULL EY RETAINER Engine Cranks haft B BODY 83 84 B 231A 25523502 I 51 25 BALANCER KIT CR SHF j 1990 GENERAL MOTORS SERVICE PARTS 0PERATIONS PONTIAC 22W 1 REV 6 90 0 43 0 629 0 659B