Cummins QSK50 Genuine Spare Parts Catalog
| Item | Part-Number | Description | Quantity |
| 1 | 4955328 | Kit Cylinder Liner | 16 |
| 2 | 4099041 | Piston Cooling Valve | 8 |
| 3 | 3177443 | Hexagon Flange Head Cap Screw | 1 |
| 4 | 3177945 | Fracture Resistant Screw | 2 |
| 5 | 3630839 | Rocker Lever Housing Gasket | 16 |
| 6 | 208084 | Rivet | 32 |
| 7 | 3053476 | Selector lever | 5 |
| 8 | 4098943 | Selector lever | 5 |
| 9 | 3086362 | Valve Crosshead | 32 |
| 10 | 207344 | bushing | 32 |
| 11 | 3175856 | Hand Hole Gasket | 8 |
| 12 | 3628902 | Plain Washer | 48 |
| 13 | 3016792 | Oil Seal | 1 |
| 14 | 3177160 | Gear Cover Gasket | 1 |
| 15 | 3332255 | Gear Cover Plug | 1 |
| 16 | 3632411RX | connecting rods | 16 |
| 17 | 3047390 | Connecting Rod Bearing STANDER | 32 |
| 18 | 4955325 | Engine Piston Kit | 16 |
| 19 | 4090028 | Piston Ring Set | 16 |
| 20 | 219153 | Fracture Resistant Screw | 16 |
| 21 | 205126 | Plain Washer | 16 |
| 22 | 3018210 | Main Bearing Kit STANDER | 1 |
| 23 | 3634664 | Cylinder Head Gasket | 16 |
| 24 | 4313887RX | cylinder head | |
| 25 | 4956518 | Exhaust Manifold Gasket | 16 |
| 26 | 4978357 | O-Ring Seal | 32 |
| 27 | 4978358 | O-Ring Seal | 32 |
| 28 | 4326919 | TEMPERATURE SENSOR | 2 |
| 29 | 3866545 | EXHAUST OUTLET CONNECTION GASKET | 2 |
| 30 | 3897565 | HEXAGONAL HEAD SCREW | 24 |
| 31 | 3897566 | HEXAGONAL FLANGE NUT | 24 |
| 32 | 4968760 | EXHAUST CONNECTION GASKET | 2 |
| 33 | S 302 | Plain Woodruff Key | 2 |
| 34 | 3007971 | Camshaft Thrust Bearing | 1 |
| 35 | 3040722 | Camshaft Cover Gasket | 2 |
| 36 | 3040721 | Cam Follower Housing Gasket | 16 |
| 37 | 3016826 | Cam Follower Roller | 32 |
| 38 | 4009248 | Cam Follower Roller Pin | 32 |
| 39 | 205438 | Tappet Roller Pin Lockwire | 32 |
| 40 | 213559 | Cam Follower Socket | 32 |
| 41 | 4924739RX | RECON lubricating oil pump | 1 |
| 42 | 3000632 | Connection Gasket | 1 |
| 43 | 3026392 | Rectangular Ring Seal | 2 |
| 44 | 4924730 | Pressure Relief Valve | 1 |
| 45 | 3648607 | Cover Plate Gasket | 2 |
| 46 | S 604 | Lock Washer | 12 |
| 47 | 3031544 | Rectangular Ring Seal | 1 |
| 48 | 3043213 | Oil Pan Gasket | 1 |
| 49 | 3043211 | Oil Pan Gasket | 2 |
| 50 | 3043214 | Oil Pan Gasket | 1 |
| 51 | 206416 | Support Gasket | 1 |
| 52 | 206455 | Water Pump Gasket | 1 |
| 53 | WF2075 | Corrosion Resistor | 2 |
| 54 | 145528 | O-Ring Seal | 2 |
| 55 | 3037537 | O-Ring Seal | 2 |
| 56 | 3922794 | O-Ring Seal | 2 |
| 57 | 70415 | O-Ring Seal | 1 |
| 58 | 3818885 | O-Ring Seal | 6 |
| 59 | S 604 | Lock Washer | 6 |
| 60 | 3082132 | Cover Plate Gasket | 1 |
| 61 | 3348906 | Glove | 2 |
| 62 | 3975774 | O-Ring Seal | 2 |
| 63 | 2862844 | Sea Water Pump | 1 |
| 64 | 3085709 | O-Ring Seal | 1 |
| 65 | 3046943 | O-Ring Seal | 1 |
| 66 | 3085709 | O-Ring Seal | 1 |
| 67 | 2871231 | Sea Water Pump Tube | 1 |
| 68 | 206808 | Grommet Seal | 8 |
| 69 | 2881604 | Intake Manifold Gasket | 4 |
| 70 | 3035026 | O-Ring Seal | 8 |
| 71 | 3037537 | O-Ring Seal | 1 |
| 72 | 3082358 | O-Ring Seal | 4 |
| 73 | 3171287 | Connection Gasket | 8 |
| 74 | 3645972 | Hose Clamp | 8 |
| 75 | 3645975 | Hose Clamp | 4 |
| 76 | 4008037 | T-Bolt Clamp | 4 |
| 77 | 4065349 | Exhaust Outlet Connection Gasket | 4 |
| 78 | 4080573 | Aftercooler Cover Gasket | 4 |
| 79 | 4927451 | Connection Gasket | 2 |
| 80 | 4964485 | Connection Gasket | 2 |
| 81 | S 119 | Hexagon Head Cap Screw | 16 |
| 82 | 3644834 | Connection, Water Transfer | 4 |
| 83 | 4969456 | Hump Hose | 2 |
| 84 | AF4553M | Air Cleaner Element | 2 |
| 85 | 204557 | T-Bolt Clamp | 2 |
| 86 | 3627145 | Hump Hose | 2 |
| 87 | 3627206 | T-Bolt Clamp | 4 |
| 88 | 3641462 | T-Bolt Clamp | 2 |
| 89 | 3946326S | Restriction Indicator | 2 |
| 90 | 3628895 | Oil Seal | 1 |
| 91 | 3076346 | Wear Sleeve | 1 |
| 92 | 3200287 | Keyway Seal | 1 |
| 93 | 3628894 | Dust Seal | 1 |
| 94 | 5412990 | V Ribbed Belt | 1 |
3923564 Valve Stem Guide
Cummins C-Series/6CTA8.3 Valve Stem Guide 3923564
Retaining Ring 3920691
Cummins 3920691 Retaining Ring for Cummins 4B 6A engines
Fuel Filter Element 1000422384
Weichai Diesel Engine Special Parts Oil Diesel Fuel Air Filter Element
3940735 Exhaust Valve
Cummins ISF3.8 Intake Valve 3940735 Exhaust Valve