g GMO 3 123 l 1976 79 250 L8 ENGINE PART I i 1 GEAR Camshaft 4 4 0 736 54 BOLT Pump to Block W IB x 1 z 8 900 1 2 BEARING Camshaft Thrust 0 533 55 PULLEY Water Pump Fan 1 062 i 3 KEV Camshaft i x 4 8 960 56 SPACER Engine Fan 1 084 4 BEARING Camshaft See 0 543 0 546 57 NIPPLE By Pass Hose 8 868 0 549 0 539 58 BEARING Distributor Shah Pilot 2 375 6 CAMSHAFT Engine 0 5I9 59 SCREW Cover to Block 20 x 6 LIFTER Valve 0 459 0 206 7 BOLT Camshaft Gear 4 20 X z 8 906 60 BOLT Balancer to Crank u 20 x 6 SCREW Bearing to Block 2O x u 8 900 1 I 8 977 81 LOCKWASHER Balancer to Crank 9 FAN Engine 1 084 Ext 8 932 10 ELEMENT Oil Filter 1 836 62 WASHER Balancer tc Crank 0 662 11 CONNECTOR Oil Filter 1 855 83 BALANCER Harmonic 0 659 I2 PUMP Fuel 3 900 64 KEY Harmonic Balancer x 4 8 960 19 GASKET Fuel Pump 3 904 65 SEAL Engine Front Cover Oil 0 218 I4 BOLT SEAL Valve Cover r 18 x 66 COVER Engine Front End 0 206 lu 0 448 67 GASKET Front End Cover 0 207 15 WIRE Spark Plug 2 240 68 GEAR Crankshaft 0 728 16 DISTRIBUTOR Ignition H E 2 381 69 KEY Crankshaft Gear u x J 8 980 17 GASKET Distributor 2 363 70 BEARING Crankshaft See 0 099 1 16 BOLT Distributor Clamp I6 x l 8 900 0 101 0 103 0 096 Q 19 CLAMP Distributor 2 363 71 BEARING Crankshaft Rear 0 098 20 COVER Coil 2 183 72 SEAL Crankshaft Rear Main Bearing 21 GAUGE Oil Level Indicator I 516 Oil 0 137 22 TUBE Oil Level Indicator Gauge 1 516 73 BOLT Cover to Block N S 23 BEARING Connecting Rod 0 616 74 BEARING Clutch Release 0 799 24 PIN Piston 0 636 75 COVER Bi PLATE Clutch 0 859 25 RING KIT Piston 0 643 76 STUD Clutch Release Fork Ball 0 796 26 PISTON Engine Incl 24 0 629 77 SPRING Clutch Fork Retaining 0 796 27 BOLT Connecting Rod 0 623 78 FLYWHEEL Engine A T 0 866 29 ROD Engine Connecting 0 803 79 BOLT Flywheel to Crank 20 29 COIL Ignition 2 170 I A T 0 869 30 STUD SEAL Valve Cover 0 446 80 LOCKWASHER Flywheel to Crank 31 NUT Connecting Rod Bolt 0 626 l Ext 9 932 32 COVER Valve Push Rod 0 439 81 FORK Clutch Release 0 795 33 SWITCH Engine Oil Pressure 1 800 82 PLATE Clutch Driven 0 886 34 GASKET Push Rod Cover 0 443 83 FLYWHEEL Engine M T 0 666 35 BOLT Brace to Starter i 1 B X 8 977 84 CAP Crankshaft Rear Main Bearing 0 105 36 BRACE Starter Motor 2 042 65 BOLT Crankshaft Main Bearing Cap 0 056 37 MOTOR starter 2 041 88 NUT Pump to Smd 8 915 38 BOLT Starter tc Block 2 042 87 STUD Main Bearing Cap 0 056 39 PLUG Water Jacket Rear Z 0 D 0 034 88 PIPE Screen Support Oil Pump 40 PLUG Camshaft Bearing Hole 0 553 Suction I 656 4I BOLT Housing to Block 16 x 69 GASKET KIT Oll Pan 1 429 l 4 8 900 90 SEAL OII Pan Rear 1 429 42 HOUSING Flywheel 0 683 91 GASKET KIT Oil Pan 1 429 43 COVER Flywheel Housing 0 679 92 SCREW Oll Pan Drain 1 453 44 SCREW Cover to Housing 20 x 93 GASKET Oil Pan Drain Screw 1 456 lk 8 977 94 PAN Oil 1 426 45 FITTING Vacuum 3 278 95 SCREW Oil Pan to Block 1 428 46 PLUG Water Jacket Side 1 0 034 98 SEAL Oil Pan Front 1 429 47 BLOCK Engine Cylinder 0 033 97 BOLT Pump to Block u 1 8 x 6 900 46 NOZZLE Timing Gear Oil l u 0 748 98 PUMP Oil I 652 49 VALVE Oil Filter By Peas 1 837 99 CAP Crankshaft Front Main Bearing 0 095 50 PLUG Oil Gallery Front Hole 0 034 100 BEARING Crankshaft See 0 099 V 51 GASKET Water Pump 1 079 0 l01 0 103 0 096 1 52 PUMP Water 1 069 101 CRANKSHAFT Engine 0 646 53 BOLT Pump to Block 18 x 1 8 900 j GM PARTS DIVISION GENERAL MOTORS CORPORAT ON CHEVROLET 10A 9 78 021 0 000 GROUP