4 CYLINDER ENGINE 0 629 PISTON Engine 87 91 J 2 0K LT2 52273299 4 68 25 PISTON W PIN STD SIZE 1 2 00 85 985 85 975MM PGO 47 3 87 91 J 2 0K LT2 4 52273300 4 65 00 PISTON W P N O2MM O S SIZE 3 4 O2 86 005 85 995MM 87 90 J 2 0K LT2 52273301 4 65 00 PISTON W PIN 5MM 0 S 87 90 J 2 0M 52273302 1 65 00 PISTON W PIN STD S ZE 1 2 00 85 975 85 965MM PGO 43 3 87 90 J 2 0M 52273303 4 65 00 PISTON W P N O2MM O S SIZE 3 4 02 85 995 85 985MM 87 90 J 2 0M 52273304 4 65 00 PISTON W P N 5MM O S 82 J 1 8G 14033250 4 68 25 PISTON W PIN STD 89 001 89 027MM 82 86 J 1 8 0 94622378 4 85 00 PISTON W P N STD MAY BE NECESSARY TO LIGHTLY HONE THE CYL BORE TO FIT PER PONTIAC BULLETIN 84 6 GAS 56 PGO 12 70 82 86 J 1 8 0 94622379 4 85 00 PISTON W PIN 0 5MM 0 S 83 84 J 2 0B P 14057964 4 70 50 PISTON W P N STD PGO 23 7 83 84 J 2 0B P 14057965 4 70 50 PISTON W PIN STD HI L M 89 027 89 053 83 84 J 2 0B P 14057967 4 70 50 PISTON W P N 1 0MM O S 84 86 J 1 8J 52273007 4 88 75 PISTON W PIN STD 84 86 J 1 8J 52273008 4 71 25 PISTON W P N 0 5MM O S 85 86 J 2 0P 10103570 4 46 50 PISTON W PIN STD PGO 23 7 85 86 J 2 0P 10103571 4 46 50 PISTON VV PIN STD HI LIM 89 027 89 040 89 040 89 053MM 85 86 J 2 0P 10103572 4 46 50 PISTON W P N 0 5MM O S 89 501 89 514 89 514 89 527 89 527 89 540 89 540 89 553MM 85 86 J 2 0P 10103573 4 46 50 PISTON W PIN 1 0MM O S 90 001 90 014 90 014 90 027 90 027 90 040 90 040 90 053 0 643 RING KIT Engine Piston 82 86 J 1 8J O 94622443 4 23 30 RING KIT STD PGO 12 71 82 86 J 1 8J O 94622444 4 23 30 RING KIT 0 5MM O S 82 J 1 8G 14059051 4 22 55 RING KIT PSTN STD 83 84 J 2 0B P 14059045 4 24 45 RING KIT PSTN STD PGO 23 6 83 84 J 2 0B P 14059046 4 24 45 RING KIT PSTN 0 5MM O S 83 84 J 2 0B P 14059047 4 24 45 RING KIT PSTN 1 0MM 0 5 85 86 J 2 0P 14089062 4 24 45 RING KIT PSTN STD 85 86 J 2 0P 14089063 4 24 45 RING KIT PSTN O 5MM O S 85 86 J 2 0P 14089064 4 24 45 RING KIT PSTN 1 0MM O S PGO 23 6 87 91 J 2 0K LT2 52273305 4 63 25 RING KIT PSTN STD PGO 47 2 87 91 J 2 0K LT2 52273306 4 63 25 RING KIT PSTN 02MM O S 87 91 J 2 0K LT2 52273307 4 63 25 RING KIT PSTN 5MM O S 87 90 J 2 0M 52273308 4 63 25 RING KIT PSTN STD PGO 43 2 87 90 J 2 0M 52273309 4 63 25 RING KIT PSTN 02MM O S 87 90 J 2 0M 52273310 4 63 25 RING KIT PSTN 5M O S 0 646 CRANKSHAFT Engine 82 86 J 1 8J O 90190492 1 404 00 CRANKSHAFT PGO 11 24 83 J 2 0B P 14049740 1 396 00 CRANKSHAFT WITHOUT CAST O ON FIR OF CYL CASE USED WITH SEAL KIT 10054563 PGO 23 51 83 J 2 0B P 14077243 1 396 00 CRANKSHAFT HAS O STAMPED ON RR OF CYL BLOCK USED WITH SEAL KIT 14085829 PGO 23 51 84 J 2 0B P 1ST DES 14049740 1 396 00 CRANKSHAFT HAS RR OIL SEAL SLINGER USED WITH SEAL KIT 10054563 PGO 23 51 84 J 2 0B P 2ND DES 14077243 1 396 00 CRANKSHAFT HAS NO RR OIL SEAL SLINGER ALSO STAMPED O ON RR OF CYL BLOCK USED WITH SEAL KIT 14085829 PGO 23 5 1 85 86 J 2 0P 14077243 1 396 00 CRANKSHAFT HAS O STAMPED ON RR OF CYL BLOCK USED WITH SEAL KIT 14085829 PGO 23 5 1 83 84 J 2 0B P 3RD DES 10213163 1 396 00 CRANKSHAFT IDENT BY NOTCHED TIMING RING PT NO STAMPED ON 1 CWT ALSO FOR USE WITH 10159483 PTL ENG MUST USE 1990 2 2 L BEARINGS WITH THIS CRANKSHAFT 87 90 J 2 0M 94659619 1 396 00 CRANKSHAFT ENG PGO 43 29 87 91 J 2 0K LT2 94659619 1 396 00 CRANKSHAFT ENG PGO 43 29 T 1992 GENERAL MOTORS SERVICE PARTS 0PERATIONS PONT AC 22J 0 629 0 646 0 20 11 92