Ser 9 56 57 3799040 A R 2 85 7Vz cllev length Ser 10 56 57 3799040 A R 2 85 7V2 czlev length 58 59 3746598 A R 2 00 8 0 L 67 68 Diesel w vert exh exc Tilt 69 4 cyc Diesel w dual exh stack 2403262 1 5 70 EXTENSION upper pipe 69 Diesel w exhaust stack 2435208 A R 12 10 EXTENSION upper pipe 3 706 BRACKET BOLT BRACE HANGER ASSY NUT RETAINER Muffler Tail Pipe 56 59 SBC exc Ser 4 clamp w insulator front inter front 58 59 Ser 4C 6D 6E 3744219A R 1 30 rear front and rear w clamp and insulator 60 70 SBC 63 70 D D 3831203 A R 65 frame rear 62 66 Ser 60 2 cyc Diesel w sgl exh stack exc Tilt upper 62 65 LCF 2 cyc Diesel w dual exh stack inter pipe lower R H 4V2 x 4Vz 65 66 4 cyc Diesel w dual vertical exh exc Tilt 2401149A R 2 70 upper pipe and extn to cab L H 62 66 Tilt 2 cyc Diesel w dual exh stack 65 68 Tilt 4 cyc Diesel w dual vertical exh 65 68 Tilt w single exh stack 2401073 1 3 50 upper L H 62 66 Tilt 2 cyc Diesel w dual exh stack 65 68 Tilt 4 cyc Diesel w dual vertical exh 2401079 1 3 50 upper R H 65 66 Ser 60 TDM 4 cyc Diesel upper R H 65 66 4 cyc Diesel w dual vertical exh exc Tilt 2401150 1 2 70 upper pipe and extn to cab R H 62 65 LCF 2 cyc Diesel w dual exh stack 3815677 2 3 65 lower 62 66 Tilt 2 cyc Diesel w dual exh stack intermediate R H 65 66 Tilt 4 cyc Diesel w dual vertical exh 2402674 1 2 80 upper R H pipe lower 63 66 Ser 60 2 cyc Diesel w sgl exh stack 3827572 1 2 65 intermediate pipe 63 66 SBC D D 67 D D 3827519A R 1 80 tail pipe clamp 63 65 LCF 2 cyc Diesel w dual exh stack 2443015 1 2 80 inter pipe lower L H 1 Wa long 63 65 LCF 2 cyc Diesel w dual exh stack 2444390 1 2 80 inter pipe lower R H 11V long 65 66 Ser 60 Tilt 2 cyc Diesel w sgl stack 3867139 1 14 10 lower pipe 65 66 Ser 60 TDM 4 cyc Diesel w dual stack 65 66 Ser 60 80 4 cyc Diesel w dual vertical exh exc Tilt 2459118 1 3 05 inter pipe R H 65 66 Ser 60 80 4 cyc Diesel w dual vertical exh LCF Tilt 2459116 1 23 60 lwr pipe R H 2 333 65 66 Ser 60 TDM 4 cyc Diesel w dual stack 65 66 Ser 60 80 4 cyc Diesel w dual vertical exh exc Tilt 2459119 1 3 50 lower pipe L H 65 66 Ser 60 80 Tilt 4 cyc Diesel w dual vertical exh 67 68 Tilt w dual vert exh 3937419 1 14 95 lower l H 65 66 Ser 60 80 Tilt 4 cyc Diesel w dual vertical exh 67 68 Tilt w dual vert exh 2459107 1 4 00 lower R H 67 69 All exc Diesel Tilt 3891289A R 1 70 mufiller 67 70 Ser 40 thru 60 SBC 1971 CHEVROLET MOTOR DIVISION GENERAL IVIOTORS CORPORATION P A 318 REV 6 71 3 vs 3 705 3 706