Designed for superior performance in CAT Excavator, Rotary Drilling Machine, and C-9 Engine applications.
Growshine International supports Customized Manufacturing and Development of various spare parts, including Oil Pumps, Hydraulic Pumps, and Engine Components. If you need the CAT C9 Oil Pump (331-8905 / 3318905) or any other component in a custom batch or specific material, contact us for OEM solutions.
Growshine International, a trusted leader in global import/export trade for Engineering Machinery Parts and Heavy Truck Parts, proudly offers the high-performance CAT Caterpillar C9 Oil Pump. This crucial component, identified by Part Numbers 331-8905 and its non-hyphenated variant 3318905, ensures reliable lubrication for your C-9 Diesel Engine. It is specifically compatible with the CAT 336 Excavator series and various Rotary Drilling Machine models, ensuring optimal engine life and performance. We focus on providing Genuine CAT Parts Alternative and robust Diesel Engine Maintenance Parts, making us a top choice for Construction Equipment Spare Parts.
Click here to explore our comprehensive range of Caterpillar Products.
As Growshine International (格莳国际), our core business spans the import and export of premium quality Agricultural Machinery Parts and Automotive Parts, in addition to heavy equipment components. We facilitate the procurement of specialized items, from Heavy Truck Engine Overhaul Kits to Agricultural Tractor Steering Pump Replacement and Automotive Diesel Fuel Injector solutions. We leverage our supply chain to provide Excavator Undercarriage Components, Engine Cooling System Components, and complete Engine Overhaul Gasket Sets. Whether you need a C9 Diesel Engine Repair Kit or High Quality CAT Aftermarket Parts, Growshine offers competitive pricing and logistics. Trust us for seamless Global Parts Sourcing for CAT, ensuring rapid CAT C9 Oil Pump Delivery and superior service.
Check out related hydraulic products: Explore our Hydraulic Products and View Hydraulic Pump Related Products.
The Oil Pump (331-8905 / 3318905) is the heart of your Caterpillar C9 engine's lubrication system. Its primary function is to draw oil from the oil pan and circulate it under pressure to all moving engine parts, including the crankshaft bearings, camshafts, and turbocharger. Maintaining consistent oil pressure is vital for preventing friction, heat, and premature wear in heavy-duty applications like the CAT 336 Excavator. A failed oil pump can lead to catastrophic engine damage; therefore, choosing a reliable replacement like the one supplied by Growshine is non-negotiable for Heavy Equipment Engine Oil Pump maintenance.
Hydraulic Final Drive (Engineering Machinery): Converts hydraulic power into torque to drive the tracks or wheels. Located at the end of the track system. Komatsu PC200-8 Hydraulic Final Drive .
Injector Nozzle (Heavy Truck): Atomizes and sprays fuel into the combustion chamber. Installed in the cylinder head. Volvo VNL D13 Injector Nozzle .
Implement Cylinder Seal Kit (Agricultural Machinery): Provides sealing for the hydraulic cylinders that lift and operate attachments. Located within the hydraulic cylinder assembly. John Deere 8320R Implement Cylinder Seal Kit .
Water Pump (Automotive): Circulates coolant through the engine block and radiator. Located at the front of the engine block. Toyota Camry 2.5L Water Pump .
Piston Ring Set (Heavy Truck): Seals the combustion chamber and regulates oil consumption. Installed in the grooves of the piston. Scania R-Series DC16 Piston Ring Set .
Tie Rod End (Automotive): Connects the steering rack to the steering knuckle, allowing wheel movement. Located at the end of the steering rack. Ford Focus Tie Rod End .
Crankshaft Position Sensor (Automotive): Measures the rotation speed and position of the crankshaft. Installed near the crankshaft pulley or flywheel. Honda Civic 1.8L Crankshaft Position Sensor .
Slewing Bearing (Engineering Machinery): Allows the upper structure of an excavator to rotate. Located between the chassis and the cab. Caterpillar 336D Slewing Bearing .
Charge Air Cooler (Heavy Truck): Cools compressed air before it enters the engine manifold, increasing density. Located between the turbocharger and the engine. Freightliner Cascadia DD15 Charge Air Cooler .
Hydraulic Pump Regulator (Agricultural Machinery): Controls the output pressure and flow of the main hydraulic pump. Located on the main pump body. Case IH Magnum 340 Hydraulic Pump Regulator .
Searching for specialized seals? Growshine International supplies Dozer Hydraulic Pump Oil Seal AP1709, AP1709L—Click to purchase!
Need solenoid valves? We offer imported Solenoid Valves KDRDE5K-20/30C02-106, SKX5P-17-201. Click to view product details!
Looking for 4JB1 injector gaskets? Find Injector Cone Gasket 8941258591, 8971713310. Click to order now on 1688!
Growshine is your turbo source. Click here for Garrett Turbocharger parts inquiry. And don't forget, you can also click to query Cummins Turbocharger part numbers!
Trouble: Engine on a CAT 336E Excavator experiences low oil pressure immediately after starting, a sign potentially related to the 331-8905 oil pump or its system.
Solution: First, check the oil level and filter. If both are good, the issue could be a worn pump rotor, a stuck pressure relief valve, or a faulty suction tube O-ring. For the Caterpillar 336E Engine Oil Pressure Sensor, verify its reading with a mechanical gauge. If the pressure remains low, the 3318905 Oil Pump must be replaced to prevent bearing damage. Always use genuine or high-quality aftermarket seals during the replacement. This attention to detail prevents further damage and ensures longevity of your Heavy Equipment Filtration Solutions.
Growshine International is committed to providing a full spectrum of high-demand spare parts. This includes essential components for CAT C9 turbocharger replacement and other critical assemblies. We are your one-stop source for reputable turbocharger brands like Garrett, Holset, BorgWarner, 3K, Schwitzer, IHI, Mitsubishi, Hitachi, CZ, Toyota, Komatsu, Bosch, and Mahle.
Click to explore our full list of Turbocharger brands and catalog.
Click to view the KALMAR Product List for material handling equipment parts.
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