BOSCH 03174 Benz Distributor Cap 028851301749

( Brand: Bosch ), ( Type: Distributor Cap ), ( Ipn: 03174 ), ( Fitment Type: Direct Replacement ), ( Vintage Part: Yes ), ( UPC: 028851301749 )

Review BOSCH Distributor Cap Mercedes Benz fits 380SL 450SL 450SLC 500SEL 450SEL

The Bosch 03174 distributor cap is an essential component for Mercedes-Benz models such as the 380SL, 450SL, 450SLC, 500SEL, and 450SEL. This distributor cap plays a crucial role in the ignition system by evenly distributing the high-voltage spark from the ignition coil to each spark plug.

The Bosch 03174 distributor cap is meticulously engineered to ensure reliable and efficient performance. It features a robust design with a durable rubber insulator that effectively reduces vibration and prevents electrical leakage. The cap is also equipped with a high-quality rotor with precisely machined contact points. These contact points ensure a consistent spark at each cylinder for optimal engine performance.

The Bosch 03174 distributor cap is designed to fit perfectly onto the Mercedes-Benz engines mentioned above. It comes with a gasket that guarantees a secure seal to prevent fuel or coolant leakage. The cap's surface is finished with a smooth, high-gloss coat that not only enhances its aesthetic appeal but also provides protection against corrosion and wear.

The Bosch 03174 distributor cap is easy to install. It is recommended to replace the distributor cap and rotor as a set to ensure proper alignment and optimal engine performance. Installation should be carried out by a qualified technician or following the instructions provided in the vehicle's service manual.

In summary, the Bosch 03174 distributor cap is a high-quality, durable, and reliable component designed specifically for Mercedes-Benz models. Its robust design, precise machining, and secure fit make it an excellent choice for those seeking optimal engine performance and longevity.

Buying a Bosch 03174 distributor cap for Mercedes-Benz models such as 380SL, 450SL, 450SLC, 500SEL, and 450SEL can be a viable solution for those experiencing issues with their vehicle's ignition system. In this response, we will discuss the potential advantages and disadvantages of purchasing this part.

1. OEM part: The Bosch 03174 distributor cap is an original equipment manufacturer (OEM) part, which means it is specifically designed and manufactured by the same company that originally supplied the part to Mercedes-Benz. Using an OEM part can ensure proper fitment, reliability, and durability.

2. Improved performance: A faulty distributor cap can cause misfires, poor fuel efficiency, and reduced engine performance. Replacing the old cap with a new one can help restore proper ignition system function and improve overall vehicle performance.

3. Long-lasting: Bosch is known for manufacturing high-quality parts, and the 03174 distributor cap is no exception. With proper maintenance and care, this part can last for a long time, potentially saving you money in the long run.

1. Cost: Original equipment manufacturer parts, like the Bosch 03174 distributor cap, can be more expensive compared to aftermarket alternatives. However, the investment in a high-quality OEM part can mean fewer replacement costs down the line.

2. Installation: Installing the distributor cap requires some technical expertise, especially if you're working on an older Mercedes-Benz model. If you're not comfortable performing the installation yourself, you may need to pay for professional labor costs.

3. Availability: Depending on your location, availability of the Bosch 03174 distributor cap might be limited. You may need to order it online or from a specialty parts supplier, which could result in a longer wait time for the part.

The Bosch 03174 distributor cap is a high-quality, reliable, and durable OEM part that can help improve the performance and longevity of your Mercedes-Benz vehicle. While it may come with a higher cost and the need for professional installation, the benefits of using an OEM part can outweigh the potential drawbacks. Ultimately, the decision to purchase the Bosch 03174 distributor cap depends on your budget, technical expertise, and personal preference. If you value the peace of mind that comes with using a genuine OEM part and are willing to invest in it, then purchasing this part is a good choice.

Details:

Comes as shown.

part #: 03174 prices

• $80.99-$285.99

specifications pumpunite:

• for models: 380sl, 450sl, 450slc, 500sel, 450sel
• for makes: Mercedes
• brand: Bosch
• type: Distributor Cap
• interchange part number: 03174
• fitment type: Direct Replacement
• vintage part: Yes
• upc: 028851301749

returns pumpunite:

• policy: No Returns

shipping pumpunite:

• class: Standard
• service: USPS Ground Advantage
• cost: $7.00
• carrier: USPS
• transit: 5-12 Days
• type: Fixed

seller pumpunite:

• city: Rockford, Illinois
• # reviews: 503
• rating: 100.0%

offer pumpunite:

• sold: 0
• started: February 25, 2026
• quantity: 1
• options: Ship-to-home
• availability: In Stock

general pumpunite:

• condition: New other see details
• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Pumps Sending Units

payments pumpunite:

• credit card: Mastercard
• wallet: Apple-pay
• other

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