Product Overview
The BOSCH 0261520298 / 12658481 is a high-pressure fuel pump engineered by Bosch for direct-injection gasoline (GDI) and common-rail fuel delivery architectures. This pump serves as the pressure-generating stage of the fuel system, drawing low-pressure fuel from the tank-side supply circuit and intensifying it to the pressures required for precise, finely atomized injection into the combustion chamber. The 0261520298 / 12658481 is a genuine OEM-grade spare component, commonly specified as a direct replacement on GM and Bosch-equipped direct-injection engine platforms. As a critical spare and accessory item, it restores fuel rail pressure stability, injection timing accuracy, and overall combustion efficiency in industrial and automotive power units that depend on consistent high-pressure fuel delivery.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | General Industrial Parts > Spares & Accessories (High Pressure Fuel Pump) |
| Model Designation | BOSCH 0261520298 / 12658481 |
| Manufacturer | Bosch (OEM-grade replacement) |
| Operating Pressure | High-pressure direct-injection grade (up to rated system bar) |
| Drive & Actuation | Camshaft-driven mechanical plunger with electronic pressure control |
| Mounting & Connection | Standard OEM flange mount with high-pressure outlet and low-pressure inlet ports |
| Sealing & Materials | Hardened steel plunger and barrel assembly with fuel-resistant elastomer seals |
Engineering Features & Advantages
- Precision Pressure Generation: Delivers stable, repeatable high-pressure fuel output to the rail, supporting accurate injection quantity and timing across the full engine operating range.
- OEM-Equivalent Calibration: Manufactured to Bosch original specifications, ensuring correct pressure regulation behavior and seamless integration with factory engine management strategies.
- Industrial Reliability: Built for continuous operation under severe thermal and pressure cycling conditions, with wear-resistant plunger and barrel surfaces for extended service life.
- Direct Fit Replacement: Exact dimensional and functional compatibility with the original 0261520298 / 12658481 unit, minimizing downtime and eliminating adapter or modification requirements.
- Contamination Tolerance: Internal clearances and surface finishes engineered to maintain performance in real-world fuel quality conditions when paired with proper filtration.
Typical Industrial Applications
This high-pressure fuel pump is typically deployed in gasoline direct-injection (GDI) and common-rail fuel systems across automotive and industrial power platforms, including passenger and light commercial vehicle engines, stationary generator sets and auxiliary power units, material handling and mobile equipment with direct-injection gasoline engines, and general industrial machinery requiring dependable high-pressure fuel delivery as part of scheduled maintenance or spare parts inventory programs.
PRODUCT IMAGES
BOSCH 0261520298 / 12658481 High Pressure Fuel Pump
âš¡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
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