Ser 10 thru 60 8 cyl V LOCK end bolt 3733122 4 Ser 70 80 LOCK end bolt 3736032 4 NOTE Previously released 3 609 PIPE EXTENS10N Engine to Muffler Exhaust Ser 10 w 115 W B 6 cyl exc 4 WD 98 devel length 3767167 1 w Ser 10 w t 115 W B 8 cyl exc 4 WD 82 devel length 3767168 1 Ser 10 20 41WD 6 cyl 56 devel length 3773642 1 Ser 10 20 4 WD 8 cyl 40 devel length 3773644 1 Ser 10 20 w 127 W B 6 cyl exc 4 WD D D VAN 110l devel length 3769313 1 Ser 10 20 w 127 W B 8 cyl exc 4 WD D D VAN 94 devel length 3769314 1 Ser 10 thru 40 8 cyl exc 4 WD exhaust crossover w extensions 3752900 1 Ser 20 30 D D VAN w tlange stamped 3732324 59 dev length 3732324 1 Ser 30 8 cyl exc PLATFORM D D VAN 62 devel length 3767166 1 Ser 30 40 6 cyl exc D D VAN 78 devel length 3767164 1 Ser 30 PLATFORM 8 cyl Ser 40 8 cyl 49 devel length 3767165 1 Ser 50 60 6 cyl 48 devel length 3767163 1 Ser 50 thru 70 SBC 8 cyl 33 devel length 3772291 1 Ser 50 thru 80 8 cyl exc SBC 381 devel length 3767162 1 Ser 50 60 8 cyl exhaust crossover 3762584 1 Ser 70 80 8 cyl exhaust crossover 3772143 1 Ser 50 thru 80 8 cyl EXTENSION exhaust pipe crossover 3748781 2 NOTE Previously released 3 610 PLANGE Exhaust Pipe Packing Ser 10 thru 60 6 cyl exc D D VAN 3761393 1 Ser 10 4 WD 8 cyl exc CAB Ser 10 thru 40 8 cyl exc 4 WD 3734402 1 Ser 50 thru 80 8 cyl 3739039 1 NOTE Previously released 3 611 GASKET Exhaust Pipe Ser 10 thru 40 8 cyl exhaust manifold valve triangle type outlets 3732426 1 Ser 10 thru 40 8 cyl Ser 20 30 to manifold sealing Ser 50 thru 80 8 cyl exhaust crossover pipe sealing 3731062 A R NOTE Previously released 3 640 THERMOSTAT Exhaust Manifold Valve Ser 10 thru 60 6 cyl exc D D VAN 838573 1 Ser 20 30 D D VAN 838292 1 NO I E Previously released 3 641 SPRING Manifold Heat Control Valve Ser 10 thru 40 8 cyl anti rattle 3746600 1 NOTE Previously released 3 647 VALVE ASSY SPACER Exhaust Manifold Ser 10 thru 40 8 cyl 3746838 1 Ser 50 thru 80 8 cyl SPACER exhaust pipe triangular type 3750067 1 NOTE Previously released 3 650 SHAFT Manifold Heat Control Valve Ser 20 30 D D VAN w valve shaft length 5 596265 1 NOTE Previously released 2 601 2 650 124 C M Q 3 1 Rugx M E CATALOG General Motors Corporation