BMW E90 E92 E93 M3 S65 Petrol Engine Oil Suction Pump 7838312

BMW E90 E92 E93 M3 S65 Petrol Engine Oil Suction Pump is an original lubrication system component designed for the S65 petrol engine in the E90, E92, and E93 generations of the BMW 3 Series sports models. The pump's precise construction ensures stable oil pressure across a wide range of loads, which is crucial for the durability of the high-revving V8 unit. This solution is dedicated to drivers who expect reliable oil supply under dynamic driving conditions and the maintenance of factory engine performance parameters.

Specifications and technical data

• SKU: 7838312
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7838312
• Substitutable numbers: 7838312, 11417838312
• Fuel type: Petrol
• Category: Oil Pumps & Parts

Purpose and role in the lubrication system

The oil pump in the S65 engine is responsible for the continuous circulation of oil within the power unit, playing a key role in protecting the bearings, crankshaft, timing system, and variable valve timing system. In the case of the high-revving petrol V8 used in the M3 E90/E92/E93, stable lubrication is particularly important during intensive use, frequent high RPMs, and track driving.

Selecting the correct oil pump from the Oil pumps and parts group allows you to maintain the factory oil pressure characteristics, reduce the risk of seizure, and ensure predictable engine behavior under all operating conditions.

Benefits of using an original BMW pump

Using an original oil pump dedicated to the M3 S65 provides a number of practical technical benefits:

• maintaining lubrication parameters in accordance with the engine manufacturer's specifications,
• proper cooperation with the factory engine management system,
• correct fitment for the oil pan, pump drive, and oil channels,
• reducing the risk of leaks and pressure drops resulting from the use of ill-fitting aftermarket replacements.

For the S65 petrol engine operating at high RPMs, stable oil pressure is one of the key parameters determining the unit's lifespan. A proper oil pump helps maintain an even oil film on all mating surfaces, even during sudden load changes.

Use in service and modifications

BMW E90 E92 E93 M3 S65 Petrol Engine Oil Suction Pump will work well both for standard replacement of a worn component and for more advanced projects, such as:

• overhauling the power unit after intensive track use,
• restoring factory engine efficiency in used vehicles,
• preparing the car for increased thermal and mechanical loads.

Choosing an original oil pump is particularly important for high-specific-power units, where the lubrication safety margin is smaller than in standard engines. Thanks to this solution, you can predictably manage oil temperature and pressure, which translates into more repeatable performance.

Condition, origin, and ecological aspect

The offered pump comes from the group of used BMW parts, which allows you to combine rational service costs with the preservation of the manufacturer's original specifications. A properly selected component from the secondary market can be an effective solution for repairing engines where new components are costly.

Using recycled components also fits into the modern approach to operating sports cars, combining performance care with a reduced carbon footprint. If you want to better understand how to consciously use used and refurbished parts, it is worth reading the article about eco-tuning and increasing performance while reducing the carbon footprint.

Complementary BMW lubrication system elements

When working on the S65 engine lubrication system, it is also worth considering checking other components, such as the oil pickup, oil channels, oil cooler, or flow control elements. A consistent service approach allows you to reduce the risk of re-intervening in the engine and ensures greater predictability of the power unit's operation.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as pump housings, drive gears, or additional lubrication system modules, check the available parts in the BMW oil pumps and parts category.