FUEL EXHAUST CARBURETION GMC GROUP 3 603 Con 78 CK 1 350 400l w Calif 78 Cl G 2 3 350 400 w Calif exc Dual Hr Whl 343769 1 6 40 TUBE ASM carb choke htr 12 4195 4 75 78 All 454 w Calif 77 78 C 1 03 454 axe H D Chassis Calif 343793 1 7 05 TUBE ASM carb choke htr 12 4195 3 604 LOCK Exhaust Manifold Bolt Locking 73 78 All Blazer Jimmy 305 307 350 400 3880844 1 31 LOCK end bolt Z i ctr lc ctr of holes w locking fangs 8 4995D 75 All Blazer Jimmy 250 78 77 C 1 Cab 250 exc H D Chassis 76 77 G 1 250 78 All 250 w lntregal Hd 355778 2 1 00 LOCK and bolt 8 4955D 3 609 PIPE EXTENSION Engine tu Muffler Exhaust NOTE Refer to Group 3 701 chart at the end of the 3 000 Group containing exhaust pipes and crossovers for 19 73 thru 1977 application NOTE l It may be necessary to cut off 4 an outlet end NOTE 2 It may be necessary to cut off 8 on outlet end NOTE 3 It may be necessary to cut off 17 on outlet end NOTE 4 When used on C3 14 l03 cut 5 off outlet end when used on C310 03l cut 29 aff outlet end when used on C 109 209 309 03 out 3 7 off outlet end NOTE 5 When used on K1 2 06 cut 2 off outlet end when used on K107 out 14 off outlet and when used on K l05 cut Z5 off outlet end NOTE 6 It may be necessary to remove locating tab on some models 78 Kl09 200 03 250 292 350 400 Gas exc Calif 370001 1 74 00 PIPE sxh 78 K109 200 03 w Dual Exh 370001 L H 74 00 PIPE sxh rr 78 C107 03 109 06 250 w H D C F44 exc Calif 457544 1 PIPE exh J 78 G 2 3 250 78 G 1 250 w Calif 341170 1 54 00 PIPE sxh 78 P308 31l 3l4 32 350 346842 R H 64 00 PIPE sxh 78 P3 454 346843 L H 67 75 PIPE exh 78 P3 454 346844 Fl H 61 50 PIPE exh 78 Cl 2 06 454 exc Calif 3489I5 L H 64 00 PIPE exh 78 C1 2 06 454 exc Calif 3489I6R H 54 00 PIPE exh 78 G 316 350 349482 1 36 50 PIPE exh inter 78 P308 311 314 32 350 357575 L H 68 00 PIPE exh 78 P2 350 exc Calif P3 42 350 357578 1 134 00 PIPE axh c avr 78 Cl 05 250 359099 1 72 50 PIPE muff tail 78 G1 305 350 78 G313 03 400 350 w E34 Calif 76 G2 3 05 06 305 350 400 exc ZX6 14010047 1 PIPE axh c ovr 78 G313 316 03 400 78 G2 3 05 06 400 exc Calif 363865 L H 72 75 PIPE exh 78 G313 316 03 350 78 G2 3 05 06 350 Gas V exc Calif NB2 363856 1 139 00 PIPE exh c avr 78 G316 400 368674 2 20 55 PIPE exh inter 78 K1 2 305 350 400 Gas 368753 1 68 00 PIPE exh 78 K3 350 w M T M20 exc Dual Exh 78 K1 2 06 16 305 exc Dual Exh 78 K1 2 03 06 l6 350 Q exc Calif Dual Exh 368756 I 86 50 PIPE exh c ovr WAHEHOUSING AND DISTHIBUTIONDIVISION OF GENERAL MOTORS CORPORATION LT TRUCK 51 3 603 3 609 eso REV 2 83