Performance 6-Cylinder Mechanical Injection Pump (OM603 & OM606)
High-performance six-cylinder mechanical injection pumps designed for Mercedes-Benz OM603 and OM606 engines, including super-turbo builds. These pumps are upgraded with larger elements to support higher horsepower applications and improve fuel delivery under performance conditions. Each pump is fully disassembled, cleaned, upgraded, calibrated, and test-run on an engine before shipping to ensure precise performance.
Key Features
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Designed for OM603 & OM606 engines
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Built with larger elements for high-performance and super-turbo builds
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Fully disassembled, cleaned, and reassembled in-house
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Phased and calibrated on a test bench
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Engine test-run performed for quality assurance
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Pump-to-block gasket included
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No lift pump included (can be purchased separately)
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Recommended to replace fuel filter upon installation
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For engines with EDC pumps, a smaller return valve banjo bolt may be required
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Install timing at 10° ATDC
Element Options (Select Based on Build)
| Element Size | Manufacturer | ALDA Type | Recommended HP | Characteristics |
|---|---|---|---|---|
| 6.0 mm | Bosch | Internal ALDA | Up to 300 hp | Mild build, not tunable |
| 6.0 mm | Bosch | External ALDA | Up to 300 hp | Mild build, tunable |
| 7.0 mm | Mynä | External ALDA | 250–400 hp | Balanced performance |
| 7.5 mm | Dieselmeken | External ALDA | 350–450 hp | Snappy, aggressive response |
| 8.0 mm | BenzInjection | External ALDA | 350–450 hp | Smooth, ideal for daily driving |
| 8.0 mm | Mynä | External ALDA | 450–650+ hp | High-power builds, maximum performance |
Specifications
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Engine Compatibility: OM603 & OM606 six-cylinder engines
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Construction: Mechanical injection pump, performance elements installed
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Delivery: Pump includes gasket
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Installation Timing: 10° ATDC
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Fuel System: Works with existing lift pump (sold separately if needed)
Installation Notes
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Highly recommended to replace the fuel filter during pump installation
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Engines originally equipped with EDC pumps require a smaller return valve banjo bolt
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Pump is phased and test-run prior to shipping to ensure proper operation
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