274.95 GBP
Bosch 1235522427 Distributor Cap
Original equipment distributor cap, designed to ensure proper engine performance and ignition system function, with precise fit and durability.
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Bosch 1235522427 Distributor Cap
The Bosch 1235522427 Distributor Cap is a precision-engineered ignition component designed to deliver reliable spark distribution for a wide range of Mercedes-Benz engines. Its robust construction and exacting tolerances make it an ideal replacement or upgrade for vehicles requiring high-performance ignition systems.
Key Features
- Exact Fitment: Engineered to match the original specifications of the Mercedes-Benz 124 S-Class SL, W140, and related models, ensuring seamless integration without modification.
- Durable Construction: Made from high-grade alloy with a heat-resistant coating that withstands extreme temperatures and electrical stresses.
- Optimized Spark Distribution: Designed to provide uniform spark timing across all cylinders, enhancing combustion efficiency and reducing misfires.
- Easy Installation: Features a straightforward mounting system with clear alignment marks, allowing for quick replacement in the field or workshop.
- Long-Lasting Performance: Built to endure the demanding operating conditions of high-performance engines, offering extended service life compared to standard aftermarket caps.
Compatibility Overview
The Bosch 1235522427 Distributor Cap is specifically tailored for a range of Mercedes-Benz models that share the same ignition architecture. Below is an overview of its compatibility:
| Model Series | Engine Type | Year Range | Key Identifiers |
|---|---|---|---|
| W124 Cabriolet / Break / Coupe (R129) | 6-Cylinder, 3.0-3.2L | 1989‑1993 | A1041580002, A1041580102 |
| W140 S-Class (S124) | 6-Cylinder, 3.0-3.2L | 1991‑1998 | A1041580002, A1041580102 |
| W126 / W140 (S600, 300E‑24) | 6-Cylinder, 3.0-5.0L | 1991‑2000 | A1041580002, A1041580102 |
| W124 SL (R129) / W140 S-Class (S124) | 6-Cylinder, 3.0-5.0L | 1991‑2000 | A1041580002, A1041580102 |
| W124 / W140 (S600, 300E‑24) | 6-Cylinder, 3.0-5.0L | 1991‑2000 | A1041580002, A1041580102 |
Installation Guide
- Preparation: Ensure the engine is cool and disconnect the battery to prevent accidental sparks.
- Remove Old Cap: Unscrew the existing distributor cap using a suitable socket or wrench. Carefully detach any associated wiring harnesses, noting their positions for reassembly.
- Align New Cap: Position the Bosch 1235522427 Distributor Cap on the distributor body, aligning it with the mounting holes and reference marks.
- Screw Securely: Tighten the cap bolts to the manufacturer’s torque specification (typically around 10–12 Nm). Avoid over-tightening to prevent damage to threads.
- Reconnect Wiring: Attach all electrical connectors, ensuring a firm and secure connection. Verify that each connector is seated in its correct position.
- Final Check: Reconnect the battery, start the engine, and observe for smooth operation. Listen for any irregularities such as knocking or misfires.
Performance Benefits
Choosing the Bosch 1235522427 Distributor Cap offers several tangible advantages:
- Improved Fuel Efficiency: Precise spark timing reduces fuel consumption by ensuring optimal combustion.
- Enhanced Power Output: Consistent spark delivery across all cylinders can increase horsepower and torque, especially in high-performance applications.
- Reduced Emissions: Efficient combustion leads to lower exhaust emissions, aiding compliance with environmental regulations.
- Reliability Under Stress: The cap’s robust design resists wear from heat, vibration, and electrical load, minimizing the risk of failure during demanding driving conditions.
Maintenance Tips
While the distributor cap is designed for longevity, regular inspection can preempt potential issues:
- Check for visible cracks or discoloration that may indicate overheating.
- Inspect electrical connectors for corrosion; clean with a contact cleaner if necessary.
- Verify that all mounting bolts remain tight and free from thread damage.
Why Choose Bosch?
Bosch is renowned for its commitment to quality, innovation, and reliability in automotive components. The 1235522427 Distributor Cap reflects this heritage through:
- Advanced material science ensuring high thermal resistance.
- Precision machining that guarantees exact fitment across multiple vehicle platforms.
- Rigorous testing protocols that validate performance under extreme conditions.
Conclusion
The Bosch 1235522427 Distributor Cap stands out as a premium ignition component for Mercedes-Benz engines requiring dependable spark distribution. Its meticulous design, proven durability, and compatibility with a broad range of models make it an excellent choice for mechanics and enthusiasts alike who demand uncompromised performance and reliability.
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Category
This product is cataloged in our store in these categories
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- Ignition and accessories for cars |
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International
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Predominant colors of the product |
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| Identifiers | |
| Brand | ![]() Bosch is a brand of power tools and appliances. The company was founded in 1886 and produces a wide range of power tools, appliances, and accessories. Bosch tools are known for their quality and durability, and the company is a leader in innovation and design. |
| Model | Bosch 1235522427 |
| MPN | Bosch 1235522427 |
| ID | 6976909 |
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| Key Features | |



