COOLANT GRILLE OIL SYSTEM 1 150 GAUGE SWITCH ASSY BUSHING Coolant Temperature Engine Unit Con t z 67 68 Ser 10 thru 30 exc gauges i Tech FFC D D 67 G 10 20 3 68 G 10 20 8 cyl exc gauges I 6402784 1 SWlTCH ASSY sending unit black 68 G 10 20 6 cyl exc gauges 6489179 1 SWITCH ASSY sending unit 257 deg 69 70 G 10 20 6 cyl exc gauges 71 Ser 10 thru 30 2nd design V exc tech gauges D D I 71 G 10 20 30 2nd design exc K tach gauges I 72 Ser 30 D D w M H C 400 exc gauges V A 72 Ser 10 thru 30 8 cyl exc tech gauges i 72 G 10 20 30 8 cyl exc tech QBUQGS 1993369 l SWITCH ASSY sending unit stamped 369 248 degree 69 G 10 V A A 70 72 Ser 10 Blazer 71 72 G 10 20 6489600 1 SWITCH ASSY override coolant stamped 1 A A AC 82B 260M 1 72 Ser 10 thru 30 6 cyl exc A tach gauges D D 72 G 10 20 30 6 cyl exc tach j y gauges 6490128 1 SWITCH ASSY sending unit AC 264M 249 degree 38 55 All 6 cyl 1 3837160 1 BUSHING reducingcin cyl block 18 int xi z 14 ext vii electrical sending unit 1 152 HEATER UNIT CORD ASSY Engine Heater a NOTE 1 Unit consists of 1 engine heater assy and 1 engine heater cord essy NOTE 2 4 engine heater cord clips also included in this unit 71 72 G 10 20 30 994003 1 in engine block Note 1 2 69 70 All w Prod Engine Heater 732546 1 CORD ASSY semi circularreceptacle 69 70 All w Acc Engine Heater 71 72 G 10 20 30 w engine heater 732591 CORD ASSY rectangular receptacle 1 153 OUTLET ELBOW Coolant 54 55 All 261 1st Ser 55 59 Ser 3 6 cyl 2nd Ser E 60 62 Ser 10 thru 30 6 cyl A 63 64 D D 230 r 63 4 WD 6 cyl lst Ser 65 66 Ser 10 D D 194 230 65 66 Ser 20 30 D D 292 65 68 Ser 10 thru 30 292 exc D D 71 72 G 10 20 30 w floor mtd A C 329223 1 cast 329223 l 55 65 All 8 cyl 66 Ser 10 thru 30 283 327 exc A l Fl S 67 Ser 10 thru 30 327 Ist design 3837 223 1 cast aluminum cast 3837223 63 65 Ser 10 thru 30 230 exc D D 65 66 G 10 194 230 A 66 Ser 10 thru 30 2 50 exc D D 67 72 All Blazer 230 250 292 338117 1 cast 338117 163 65 Ser 10 D D G 10 4 cyl 64 G 10 194 3799344 1 cast 3799344 66 Ser 10 w A l R 283 67 Series 10 thru 30 327 exc Air Cond 2nd design 67 Series 10 thru 30 G 10 20 283 307 350 exc Air Cond 68 69 Ser 10 thru 30 G IO 20 283 I 307 327 350 exc Air Cond 70 72 All Blazer 8 cyl 336790 1 67 70 All 3 53 J 5135633 1 ELBOW water outlet 1 154 GASKET Coolant Outlet 1 J 38 64 All exc 292 65 72 All Blazer 3701777 1 water outlet 2 holes I D GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL 1 150 1 154 A 1 24 REV 5 79