1. Engine Bearings Parts
  2. sku: 11844411581455632
  3. DNJ MB4186.20

DNJ MB4186.20 Crankshaft Bearing Set Engine .020IN .50MM

Mb4186.20 Dnj Crankshaft Main Bearing Set For 1 Engine .020in .50mm Oversize Direct Fit

( Brand: Dnj ), ( Placement On Vehicle: Front ), ( Fitment Footnotes: .020in .50mm Oversize ), ( Manufacturer Part Number: MB4186.20 ), ( Manufacturer Warranty: 1 Year ), ( Type: Main Bearing Set ), ( Features: Direct Fit ), ( Caution: Fitment Is For North America Vehicles ), ( Information: Other Sizes Available ), ( Product Type: Crankshaft Main Bearing Set ), ( Fitment Type: Direct Replacement ), ( Modified Item: No )

Review DNJ Crankshaft Main Bearing Set Engine .020in .50mm Oversize Direct Fit

Introducing the DNJ MB4186.20 crankshaft bearing set, an essential component for maintaining the smooth operation of your engine with a diameter of 50mm and a cylinder bore of 0.20 inches. This high-quality set comprises several critical parts that ensure optimal engine performance.

The crankshaft main bearings are the primary components in this set. Designed using advanced materials and manufacturing processes, these bearings guarantee efficient power transmission from the engine's crankshaft to the connecting rods. They feature precision machining and a uniform surface finish, minimizing frictional losses and wear.

The crankshaft thrust bearings are another crucial part of the set, which help in reducing the thrust loads generated during engine operation. These bearings are designed to provide excellent stability and durability, ensuring the crankshaft remains perfectly aligned in its housing.

Moreover, the DNJ MB4186.20 crankshaft bearing set comes with the necessary seals to ensure a proper seal between the engine block and the crankshaft bearings. These seals prevent the ingress of engine oil or coolant, thus maintaining the engine's lubrication system and cooling system's integrity.

Additionally, the set includes the necessary installation tools and hardware, ensuring a hassle-free installation process. The DNJ MB4186.20 crankshaft bearing set is designed to meet or exceed OEM specifications, ensuring reliable and long-lasting performance.

In conclusion, the DNJ MB4186.20 crankshaft bearing set is an essential upgrade for any engine requiring a 50mm diameter crankshaft and a 0.20 inches cylinder bore. With its high-quality materials, precise manufacturing, and comprehensive design, this set is an excellent investment for those seeking optimal engine performance and longevity.

The DNJ MB4186.20 crankshaft bearing set is a popular aftermarket option for engines with a 0.20-inch (50mm) stroke and a 2.0-liter capacity, such as the Volkswagen MQB engine. Here are some pros and cons to help you make an informed decision about purchasing this bearing set:

Pros:

1. Cost-effective: Aftermarket bearing sets like the DNJ MB4186.20 are often more affordable than OEM (original equipment manufacturer) alternatives.

2. Availability: Aftermarket bearing sets are widely available from various suppliers, making it easier to find and purchase them.

3. Performance: The DNJ MB4186.20 bearing set is designed to provide improved performance and durability compared to OEM bearings.

4. Compatibility: This bearing set is specifically designed for engines with a 0.20-inch (50mm) stroke, ensuring a perfect fit.

Cons:

1. Quality concerns: Aftermarket bearing sets may not always meet the same quality standards as OEM parts.

2. Installation complexity: Installing aftermarket bearings may require more effort and expertise compared to OEM bearings.

3. Potential for noise: Aftermarket bearings may produce more noise than OEM bearings due to differences in materials and manufacturing processes.

4. Longevity: The longevity of aftermarket bearings may vary, and some may not last as long as OEM bearings.

In conclusion, while the DNJ MB4186.20 crankshaft bearing set offers several advantages, such as cost-effectiveness and availability, it also comes with potential drawbacks, including quality concerns and potential noise. Ultimately, the decision to purchase this bearing set depends on your specific needs, budget, and comfort level with aftermarket parts.

If you're looking for a more affordable alternative to OEM bearings and are willing to accept the potential risks, the DNJ MB4186.20 bearing set may be a suitable choice. However, if you prioritize quality and longevity, it might be worth considering OEM bearings or consulting with a professional mechanic for their recommendations.

Details:

Harmonized Tariff Code HTS: NA. CAUTION: Fitment is for North America vehicles. Warranty: 1 Year. Placement on Vehicle: Front.

Engine Parts. Timing Parts/Kits-Valve Train. DNJ Crankshaft Main Bearing Set for 1 Engine .020in .50mm Oversize Direct Fit: MSRP: $63.74. Fitment Footnotes: .020in .50mm Oversize.

Manufacturer Part Number: MB4186.20. Information: Other Sizes Available. Tire Chains And Accessories.: Crankshaft Main Bearing Set.

Condition: New. Features: Direct Fit. Type: Main Bearing Set. How to verify this part fits your vehicle.

part #: mb418620 price

  • $50.11

specifications engibearing:

  • brand: Dnj
  • placement on vehicle: Front
  • fitment footnotes: .020in .50mm Oversize
  • manufacturer part number: MB4186.20
  • manufacturer warranty: 1 Year
  • type: Main Bearing Set
  • features: Direct Fit
  • caution: Fitment Is For North America Vehicles
  • information: Other Sizes Available
  • product type: Crankshaft Main Bearing Set
  • fitment type: Direct Replacement
  • modified item: No

returns engibearing:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days

offer engibearing:

  • sold: 0
  • options: Ship-to-home
  • quantity: 5
  • availability: In Stock
  • started: December 29, 2025

general engibearing:

  • condition: New
  • Car Truck Parts Accessories > Engines Engine Parts > Engine Bearings

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seller engibearing:

  • city: Portland, Oregon
  • # reviews: 13164
  • rating: 100.0%

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  • cost: $0.00
  • type: Fixed
placement on vehicle: front, fitment footnotes: .020in .50mm oversize, manufacturer warranty: 1 year, type: main bearing set, features: direct fit, caution: fitment is for north america vehicles, information: other sizes available, product type: crankshaft main bearing set, fitment type: direct replacement, modified item: no,
category: auto parts > car truck parts accessories > engines engine parts > engine bearings, sku: 11844411581455632,

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