L w 59 70 455 Eng exc Perf Eng or Tor 402901 I 8 45 PIPE front crossover 71 72 350 Eng exc D E 382529 1 6 45 PIPE crossover 71 4800 455 Eng 2 BC 399592 I 24 60 PIPE crossover 71 5400 5400 5500 6800 98 455 Eng I exc D E 407981 1 8 40 PIPE crossover 72 5400 5400 5800 98 455 Eng exc D E 411401 1 8 40 PIPE crossover 3 609 EXTENSION EXHAUST PIPE 66 71 L6 3748791 I 25 EXTENSION pipe to manifold 3 609 PIPE EXHAUST 1 1962 F85 1st type exhaust pipes used with 1st type prop shaft with center bearing support mounted to floor pan Z 1952 585 2nd type exhaust pipes used with 2nd type prop shaft center bearing support mounted to removable cross member 3 1952 F85 3rd type exhaust pipes used with flexible coupling et exhaust manifold 4 1962 1st type intermediate pipe can be identified by I A length of expanded section pn Inlet end 5 1962 2nd type intermediate pipe can be identified by 2 length of expanded section on inlet end G 1965 Starfire 1st type used on lst 5425 jobs with resonator 7 1955 Starflre 2nd type used after 5426 jobs with muffler B NOTE On Ist or 2nd type production also use 585885 rear pipe 9 This pipe used to service 1st 2nd 8 3rd type production pipes When replacing 2nd type pipe also use 586887 rnr Dipe 10 1970 ls1 type 1Jse on 5400 Serin with resonators 1 1 1970 Znd type is less resonator W f I 54 55 All 563890 LH 10 75 PIPE 57 Conv 559664 RH 9 55 PIPE 57 Exc Conv 589188 RH 9 55 PIPE 58 All 589188 RH 9 55 PIPE 59 60 All 574710 RH 8 05 PIPE 59 80 H T D E 574711 LH 10 95 PIPE 59 80 S T D E 574733 LH I1 15 PIPE 61 F85 H T Z BC 578283 1 12 90 PIPE rear frt pipe to muffler 61 F85 S T 4 BC 582022 I 18 05 PIPE reer frt pipe to resonator 61 F85 H l 4 BC 582030 I 15 90 PIPE rear frt pipe to resonator 61 D88 S88 S fire 581296 HH 9 55 PIPE rear I 61 D88 88 S fire 579I63 LH 12 85 PIPE reer 4 y 51 98 579164 RH 9 90 PIPE rear 61 98 579185 LH l3 40 PIPE reer 61 62 Exc F85 588400 RH 10 05 PIPE front 81 62 Exc F85 585401 1 7 35 PIPE frt 52 F85 l fire 588980 1 I3 65 PIPE rear frt pipe to muffler 62 F85 l fire 586525 1 8 80 PIPE frt turo to rear pipe 27 long 63 F85 l fire 1st Type 588258 1 13 90 PIPE frt turbo to rear pipe 42W 63 F85 J fire 2nd Type 588625 1 8 80 PIPE frt turbo to rear pipe 27 long 51 52 F85 H T 2 8C ist Type 1 578298 1 12 90 PIPE frt mfld to rear pipe 81 62 FB5 S T 2 BC S 578279 1 13 45 PIPE frt mf d to rear pipe 81 62 FB5 H T 4 BC 1st Type 1 1 582024 I 14 95 PIPE frt mfld to reer pipe 62 F85 H T 2 BC 2nd Typs 2 585633 1 14 40 PIPE frt mfId to reer pipe 62 F85 H T 4 BC 2nd Type Z 588424 1 15 25 PIPE frt mf d to rear pipe 62 FB5 5 T 4 BC 1 2 3 9 582020 1 14 75 PIPE frt mfld to rear pipe 82 F85 H T 2 BC 1st Type I 584105 1 18 40 PIPE veer frt pipe to muffler 62 F85 H T 2 BC Znd Type Z 585575 1 13 65 PIPE rear frt pipe to muffler 62 F85 H T 2 8C 3rd Type l 3 586738 I 13 65 PIPE rear frt pipe to muffler y 81 82 F85 5 T 2 BC 1 581379 I 12 35 PIPE renr frt pipe to muffler 52 F85 5 T 2 EC 2nd Type 2 586535 1 13 20 PIPE rear frt pipe to muffler B2 F85 S T 2 BC 3rd Fype V my 3 585888 1 12 80 PIPE rear frt pipe to muffler J 62 F85 H T 4 8C lst Type 1 584106 1 20 40 PIPE rear frt pipe to muffler V 62 F85 H T 4 BC 2nd Type 2 585576 1 20 40 PIPE reer frt pipe to muffler 0LDSMOBILE DIVISION GENERAL MOTORS CORPORATION T REV JAN 1972 1 609 3 609