COOLANT GRILLE OIL SYSTEM 9 S i A 8 1 531 FITTINGS Also see Group 8 983 Con t I S 9 87 All 3 53 5175588 1 GASKET oil pump inlet tube flange s 87 70 All 3 53 5127175 1 I RING oil pump inlet tube seal white 1 i stripe 1 0 0 e VALVE ROCKER ARM SHAFT OIL 1 A 4 54 58 AlI 6 cyl 3836588 1 CONNECTOR w pipe no center pin 40 82 All 6 cyl 1 83 4 WD 1st Ser 839270 2 WASHER I 1 I D x 1 0 0 1 540 ADAPTER CORE ASSY Oil 1 87 70 All 3 53 5123414 1 1 V 1 87 70 All 3 53 8501328 1 1 Q CORE ASSY2 element 8 plates l 1 550 GASKET Oil Cooler 1 1 1 87 70 All 3 53 1 5119288 1 edapler K A 87 89 All 3 53 5150155 A R cover 87 70 All 3 53 5154215 A Fl I core 87 89 9 All 3 53 5118357 4 water outlet elbow 1 l 0 2 holes w uf dia 0 030 1 809 SPRING PLUG RETAINER VALVE Oil Pump B 55 81 All 8 cyl 3835898 1 pressure reg valve 21 coils l 0 0 x Z ts 0 L Q 82 All 283 327 M 83 88 All exc 396 3 513 1 1 1 89 70 All Blazer 6 cyl 71 72 All Blazer exc 400 1 a 3814903 A R pressure regulator valve 21 coils 2 1 1 free length 85 All 230 292 1 3848911 1 pressure regulator valve 21 coils stripe 1 of white 1 88 72 All 398 400 3880378 1 pressure regulator valve 25 coils V O D x 2 free length A 87 70 All 3 53 5128438 1 2 1 regulator and relief valve Stripeof Orange 1 87 70 All 3 53 5113857 1 PLUG oil pressure reg and relief valve 54 81 All 1 1 1 4 82 All 6 wl A I 88 72 All 398 400 3701584 1 RETAINER pressure reg valve spring if E i U 0 0 g 40 53 All 839278 1 V VAEVE relief as 0 D x length 54 82 All 2 83 4 WD 235 261 83 70 All Blazer 8 cyl exc 396 71 72 All Blazer 307 350 I 3702388 1 VALVE pressure regulator u l D x a P 0 0 1 0 L 1 83 1AIl 230 292 1 83 85 Ser 10 0 D 4 cyl I I A 1 V 84 88 G 10 I i 85 72 All Blazer 6 cyl 3829433 1 VALVE pressure regulator used w pump cast 3832182 88 72 All 396 400 3880377 1 1 VALVE pressure regulator 1 0 L x r K A I 0 0 87 70 All 3 53 5177777 2 VAl VE regulator and relief 1 1 839 GEAR RETAINER ROTOR ASSY SHAFT SLEEVE Oil Pump Shaft NOTE 1 For use with pump having retainer ring groove A n 87 70 All 3 53 5144375 1 s drive 59 70 All Blazer 8 cyl exc 396 V 1 1 1 71 72 All Blazer 307 350 400 3784554 1 RETAINER dist to pump inter shaft Note 1 1 1 87 70 All 3 53 5195714 1 ROTOR ASSY 58 59 All 283 3739828 1 SHAFT dist to pump w sleeve 2 372 59 89 All 283 307 327 350 3998287 1 SHAFT dist to pump inter 2 372 Note 1 1 l 70 72 All Blazer 307 350 1 88 72 All 398 400 3998289 1 SHAFT dist to pump inter 2 372 58 59 All 8 cyl 1 1 1 1 3877872 1 SLEEVE distqto oil pump inter shaft 1 852 PUMP ASSY PUMP UNIT BOLT SCREW Oil NOTE 1 Includes pump assy screen assy intermediate shaft and retainen I 55 82 All exc 8 cyl 325058 1 I 59 72 All Blazer 283 307 327 350 3784547 1 83 72 All Blazer exc 8 cyl 1 3832449 1 cast 3832182 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL 9 1 531 1 852 t I 1 44 8 1 REV 5 79 i