Cummins KTA19 Parts Catalogue
The Cummins KTA19 Parts Catalogue provides a detailed reference for all components of the KTA19 engine. Renowned for its durability and high power output, the KTA19 is widely used in heavy-duty trucks, industrial machinery, and marine applications. This catalogue helps technicians and engineers identify correct part numbers and understand component specifications for maintenance and repair.
Overview of KTA19 Engine Components
The Cummins KTA19 engine is composed of multiple systems and assemblies:
1. Engine Components
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Pistons and Piston Rings: Ensure efficient combustion and long service life.
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Crankshaft and Bearings: Transmit power from pistons with minimal friction.
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Camshaft and Valves: Control intake and exhaust timing.
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Cylinder Heads: House injectors and valves for efficient combustion.
2. Fuel System
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Fuel Injectors: Deliver precise fuel to each cylinder.
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Fuel Pumps: Maintain consistent fuel supply pressure.
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Fuel Manifolds and Rails: Ensure uniform fuel distribution.
3. Air and Turbo System
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Turbochargers: Boost air intake for higher efficiency and performance.
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Air Intake Manifold: Provides balanced airflow to cylinders.
4. Filtration
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Oil Filters: Remove contaminants from engine oil.
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Fuel Filters: Protect the fuel system from impurities.
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Air Filters: Prevent dust and debris from entering the combustion chamber.
5. Electrical and Sensors
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Starter Motors and Alternators: Ensure reliable engine start and electrical supply.
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Pressure Sensors: Monitor fuel, oil, and system pressure.
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Speed Sensors: Provide accurate RPM readings for engine monitoring.
6. Gaskets and Seals
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Full gasket and seal sets provide tight sealing between components to prevent leaks and maintain engine performance.
Example Parts Table
| NO. | Parts Name | Parts No. | Engine Model | NO. | Parts Name | Parts No. | Engine Model | |
| 1 | Cylinder Block | 3088303 | KTA19 | 116 | Oil Filter Element | 3889310 | KTA19 | |
| 2 | Cylinder Head | 3646323 | KTA19 | 117 | Oil Bypass Filter Element | 3889311 | KTA19 | |
| 3 | Crankshaft | 3096362 | KTA19 | 118 | Fuel Filter | 3315847 | KTA19 | |
| 4 | Camshaft | 3076767 | KTA19 | 119 | Corrosion Resistor | 4058965 | KTA19 | |
| 5 | Camshaft | 3066880 | KTA19 | 120 | Fuel Filter Head | 212013 | KTA19 | |
| 6 | Camshaft | 3066881 | KTA19 | 121 | Oil Filter Head | 4910284 | KTA19 | |
| 7 | Camshaft | 3066882 | KTA19 | 122 | Oil Filter Assembly | 4910285 | KTA19 | |
| 8 | Camshaft | 3066877 | KTA19 | 123 | Flexible Hose | 2870348 | KTA19 | |
| 9 | Camshaft | 207770 | KTA19 | 124 | Air Cleaner | 4095069 | KTA19 | |
| 10 | Camshaft | 3066822 | KTA19 | 125 | Elbow Hose | 3030514 | KTA19 | |
| 11 | Camshaft | 4067667 | KTA19 | 126 | Elbow Hose | 3030782 | KTA19 | |
| 12 | Camshaft | 3090000 | KTA19 | 127 | Timing Hub | 3007201/3007111 | KTA19 | |
| 13 | Camshaft Gear | 4953348 | KTA19 | 128 | Alternator Pulley | 3002331 | KTA19 | |
| 14 | Cylinder Liner | 4009220/4024767 | KTA19 | 129 | Piston Cooling Nozzle | 3007517 | KTA19 | |
| 15 | Liner Seal Ring | 3088298 | KTA19 | 130 | Oil Seal | 3160925 | KTA19 | |
| 16 | Rectangular Ring Seal | 4000504 | KTA19 | 131 | Heat Exchanger | 3968810 | KTA19 | |
| 17 | O Ring Seal | 3011076 | KTA19 | 132 | Cooler Core | 3968806 | KTA19 | |
| 18 | O Ring Seal | 3014668 | KTA19 | 133 | Heat Exchanger Gasket | 4009318 | KTA19 | |
| 19 | Oil Seal | 3081489 | KTA19 | 134 | Heat Exchanger Gasket | 4009319 | KTA19 | |
| 20 | Engine Piston | 3096680 | KTA19 | 135 | Heat Exchanger Cover | 3011324 | KTA19 | |
| 21 | Engine Piston | 3096681 | KTA19 | 136 | Heat Exchanger Cover | 3011329 | KTA19 | |
| 22 | Engine Piston | 3096682 | KTA19 | 137 | Zinc Electrode Plug | 68241 | KTA19 | |
| 23 | Engine Piston | 3096683 | KTA19 | 138 | Sight Gauge | 3008837 | KTA19 | |
| 24 | Engine Piston | 3096685 | KTA19 | 139 | Plain Hose | 63223 | KTA19 | |
| 25 | Engine Piston | 4913795 | KTA19 | 140 | Plain Hose | 107063 | KTA19 | |
| 26 | Piston Ring Kit | 4955975 | KTA19 | 141 | Heat Exchanger Tube | 3008866 | KTA19 | |
| 27 | Piston Ring Set | 4089500 | KTA19 | 142 | Water Transfer Connection | 3008861 | KTA19 | |
| 28 | Piston Pin | 4095009 | KTA19 | 143 | Water Transfer Tube | 3202138 | KTA19 | |
| 29 | Retainer Ring | 205269 | KTA19 | 144 | Filler Cap | 3088296 | KTA19 | |
| 30 | Main Bearing Shell | AR12270 | KTA19 | 145 | Expansion Tank | 3032148 | KTA19 | |
| 31 | Main Bearing Shell | AR12271 | KTA19 | 146 | Plain Hose | 3027706 | KTA19 | |
| 32 | Main Bearing Shell | AR12272 | KTA19 | 147 | Expansion Tank Bracket | 3024233 | KTA19 | |
| 33 | Main Bearing Shell | AR12273 | KTA19 | 148 | Expansion Tank Bracket | 3024234 | KTA19 | |
| 34 | Main Bearing Shell | AR12274 | KTA19 | 149 | Heat Exchanger Bracket | 3021189 | KTA19 | |
| 35 | Main Bearing Shell | 205840 | KTA19 | 150 | Water Transfer Tube | 207378 | KTA19 | |
| 36 | Main Bearing Shell | 205841 | KTA19 | 151 | Water Transfer Tube | 3002179 | KTA19 | |
| 37 | Main Bearing Shell | 205842 | KTA19 | 152 | Water Transfer Tube | 3002179 | KTA19 | |
| 38 | Main Bearing Shell | 205843 | KTA19 | 153 | Plain Hose | 3017276 | KTA19 | |
| 39 | Main Bearing Shell | 205844 | KTA19 | 154 | Vent Tube | 3201384 | KTA19 | |
| 40 | Connecting Rod | 4910522 | KTA19 | 155 | Water Transfer Connection | 3201401 | KTA19 | |
| 41 | Bushing | 3043909 | KTA19 | 156 | Plain Hose | 3818271 | KTA19 | |
| 42 | Fracture Resistant Screw | 3013265 | KTA19 | 157 | Cooler Core | 4095097 | KTA19 | |
| 43 | Bushing | 3002834 | KTA19 | 158 | Oil Cooler Core Gasket | 206973 | KTA19 | |
| 44 | Upper Engine Gasket Kit | 4352578 | KTA19 | 159 | Oil Cooler Housing Gasket | 3065790 | KTA19 | |
| 45 | Lower Engine Gasket Kit | 4376512 | KTA19 | 160 | Torque Converter Oil Cooler Gasket | 3065791 | KTA19 | |
| 46 | Water Pump Assembly | 3098963/3098964 | KTA19 | 161 | Plain Hose | 3063240 | KTA19 | |
| 47 | Water Pump Repair Kit | 3803153 | KTA19 | 162 | Hose Clamp | 3056787 | KTA19 | |
| 48 | Oil Pump | 3047549 | KTA19 | 163 | Connection Gasket | 3060912 | KTA19 | |
| 49 | Fuel Pump | 3070123 | KTA19 | 164 | Oil Gauge Tube | 3000508 | KTA19 | |
| 50 | Fuel Shutoff Valve | 3096858/3096859 | KTA19 | 165 | Oil Gauge Tube | 3065686 | KTA19 | |
| 51 | Gear Fuel Pump | 3034243 | KTA19 | 166 | Oil Dipstick | 3077131 | KTA19 | |
| 52 | Gear Fuel Pump | 3033756 | KTA19 | 167 | Oil Pan | 3166244 | KTA19 | |
| 53 | Electronic Fuel Control Actuator | 3408324 | KTA19 | 168 | Oil Pan Gasket | 3042590 | KTA19 | |
| 54 | Instrument Panel | 4913985 | KTA19 | 169 | Adapter Gasket | 3073213 | KTA19 | |
| 55 | Governor Control | 4913988 | KTA19 | 170 | Oil Suction Connection | 3011049 | KTA19 | |
| 56 | Circuito | 4914408 | KTA19 | 171 | Oil Pan Adapter | 3085736 | KTA19 | |
| 57 | Electronic User Interface Display | 4914410 | KTA19 | 172 | Oil Pan Adapter Cover | 207306 | KTA19 | |
| 58 | Relay | 4914579 | KTA19 | 173 | Oil Pan Adapter Gasket | 4000595 | KTA19 | |
| 59 | Injector | 4999492 | KTA19 | 174 | Aftercooler Housing Gasket | 3001304 | KTA19 | |
| 60 | Injector | 3087587 | KTA19 | 175 | Check Valve | 178079 | KTA19 | |
| 61 | Barrel Plunger | 3076125 | KTA19 | 176 | Cylinder Head Gasket | 3634664 | KTA19 | |
| 62 | Injector Cup | 3077716 | KTA19 | 177 | Thermostat Housing | 3065802 | KTA19 | |
| 63 | O Ring Seal | 3010510 | KTA19 | 178 | Thermostat | 135675 | KTA19 | |
| 64 | O Ring Seal | 193736 | KTA19 | 179 | Thermostat Housing | 3010933 | KTA19 | |
| 65 | O Ring Seal | 205216 | KTA19 | 180 | Thermostat Seal | 186780 | KTA19 | |
| 66 | Injector Seal | 207244 | KTA19 | 181 | Thermostat Housing Gasket | 3010918 | KTA19 | |
| 67 | Exhaust Valve | 3088389 | KTA19 | 182 | O Ring Seal | 3011076 | KTA19 | |
| 68 | Intake Valve | 4986317 | KTA19 | 183 | O Ring Seal | 3014668 | KTA19 | |
| 69 | Valve Collet | 205091 | KTA19 | 184 | Oil Seal | 3081489 | KTA19 | |
| 70 | Valve Insert | 3086193 | KTA19 | 185 | Liner Seal Ring | 3088298 | KTA19 | |
| 71 | Valve Insert | 3086192 | KTA19 | 186 | Rectangular Ring Seal | 4000504 | KTA19 | |
| 72 | Valve Stem Guide | 3202210 | KTA19 | 187 | Piston Cooling Nozzle | 3007517 | KTA19 | |
| 73 | Valve Spring | 3643725 | KTA19 | 188 | Rocker Lever | 3065810 | KTA19 | |
| 74 | Valve Spring Retainer | 205094 | KTA19 | 189 | Rocker Lever Socket | 194037 | KTA19 | |
| 75 | Turbocharger | 3594134 | KTA19 | 190 | Rocker Lever Housing Gasket | 3630839 | KTA19 | |
| 76 | Turbocharger | 3594140 | KTA19 | 191 | Valve Crosshead | 3086362 | KTA19 | |
| 77 | Alternator | 4078701 | KTA19 | 192 | Idler Gear | 4953328 | KTA19 | |
| 78 | Starting Motor | 3636821 | KTA19 | 193 | Idler Gear | 4953331 | KTA19 | |
| 79 | Magnetic Switch | 3050692 | KTA19 | 194 | Transducer | 4061391 | KTA19 | |
| 80 | Rocker Lever | 3065810 | KTA19 | 195 | Pressure Sensor | 4914076 | KTA19 | |
| 81 | Rocker Lever | 3065810 | KTA19 | 196 | Wiring Harness | 3063683 | KTA19 | |
| 82 | Rocker Lever | 3053476 | KTA19 | 197 | Pressure Switch | 2897691 | KTA19 | |
| 83 | Rocker Lever | 3053477 | KTA19 | 198 | Temperature Switch | 4327017 | KTA19 | |
| 84 | Rocker Lever | 3053478 | KTA19 | 199 | Temperature Switch | 4914069 | KTA19 | |
| 85 | Rocker Lever Shaft | 3176773 | KTA19 | 200 | Magnetic Pickup | 3034572 | KTA19 | |
| 86 | Push Rod | 3057139 | KTA19 | 201 | Gear Cover Gasket | 3074690 | KTA19 | |
| 87 | Push Rod | 3017961 | KTA19 | 202 | Filler Cap | 3088296 | KTA19 | |
| 88 | Cam Follower Lever | 206231 | KTA19 | 203 | Accessory Drive | 4986319 | KTA19 | |
| 89 | Cam Follower Lever | 205069 | KTA19 | 204 | Fuel Manifold | 3200738/207441 | KTA19 | |
| 90 | Gasket, Cam Follower Conv | 3040721 | KTA19 | 205 | Check Valve | 3028324 | KTA19 | |
| 91 | Cam Follower Lever | 3642503 | KTA19 | 206 | Check Valve | 3028325 | KTA19 | |
| 92 | Cam Follower Shaft | 3078218 | KTA19 | 207 | Fuel Supply Tube | 3200405 | KTA19 | |
| 93 | Cam Follower Lever | 3039164 | KTA19 | 208 | Fuel Drain Tube | 3200425 | KTA19 | |
| 94 | Cam Follower Lever | 3642502 | KTA19 | 209 | Fuel Supply Tube | 3201115 | KTA19 | |
| 95 | Main Bearing Cap | 205021 | KTA19 | 210 | Fuel Drain Tube | 3201737 | KTA19 | |
| 96 | Main Bearing Cap | 205022 | KTA19 | 211 | Fuel Supply Tube | 3096230 | KTA19 | |
| 97 | Main Bearing Cap | 205023 | KTA19 | 212 | Aftercooler Housing | 3347739 | KTA19 | |
| 98 | Main Bearing Cap | 205075 | KTA19 | 213 | Aftercooler Core | 4910355 | KTA19 | |
| 99 | Rocker Lever Housing Gasket | 3630839 | KTA19 | 214 | Aftercooler Cover | 4998219/4998220 | KTA19 | |
| 100 | Valve Cover | 3010388 | KTA19 | 215 | Oil Control Valve | 3072335 | KTA19 | |
| 101 | Rocker Lever Cover | 3046853 | KTA19 | 216 | Flexible Hose | 3035580 | KTA19 | |
| 102 | Crankcase Breather | 156810 | KTA19 | 217 | Fuel Supply Tube | 3070947 | KTA19 | |
| 103 | Crankcase Breather | 3008595 | KTA19 | 218 | Oil Drain Tube | 3070949 | KTA19 | |
| 104 | Breather Tube | 3046834 | KTA19 | 219 | Sea Water Pump | 3074540 | KTA19 | |
| 105 | Breather Tube | 3046838 | KTA19 | 220 | Exhaust Manifold | 4371861/4371942 | KTA19 | |
| 106 | Rocker Lever Gasket | 4920076 | KTA19 | 221 | Flexible Hose | 3086021 | KTA19 | |
| 107 | Plain Hose | 3200316 | KTA19 | 222 | Lubricating Oil Supply Tube | 3200178 | KTA19 | |
| 108 | Hose Clamp | 43828 | KTA19 | 223 | Lubricating Oil Supply Tube | 3811992 | KTA19 | |
| 109 | Hose Clamp | 209773 | KTA19 | 224 | Lubricating Oil Supply Tube | 4094811 | KTA19 | |
| 110 | Restriction Indicator | 3637209 | KTA19 | 225 | Flexible Hose | AM16025NF | KTA19 | |
| 111 | Vibration Damper | 3081040 | KTA19 | 226 | Oil Cooler | 4333820 | KTA19 | |
| 112 | Crankshaft Adapter | 3203694 | KTA19 | 227 | Oil Cooler Housing Gasket | 3065790 | KTA19 | |
| 113 | Flywheel Ring Gear | 5566 | KTA19 | 228 | Torque Converter Oil Cooler Gasket | 3065791 | KTA19 | |
| 114 | Flywheel | 3086447/3090758 | KTA19 | 229 | Exhaust Outlet Connection | 3020988 | KTA19 | |
| 115 | Flywheel Housing | 3036814 | KTA19 | 230 | Exhaust Outlet Connection Gasket | 3170965 | KTA19 |
The table above is a sample. The full Cummins KTA19 Parts Catalogue contains all engine parts, accessories, and service kits necessary for repair and maintenance.
