1. Engine Crankshafts Products
  2. sku: 18650658376440602
  3. EPD MERCEDES-OM642-CRS-RB104

EPD MERCEDES-OM642-CRS-RB104 Cdi Nitrate Crankshaft Bearings CK012300 3.0 Timing Chain Kit

fits model: Sprinter. make: Mercedes.

Mercedes-om642-crs-rb104 Epd Mercedes Sprinter 3.0 Cdi Om642 Nitrate Crankshaft Bearings Timing Chain Kit

( Brand: Epd ), ( Manufacturer Part Number: MERCEDES-OM642-CRS-RB104 ), ( Part Type: Bearing Timing Crankshaft Chain ), ( Items Included: Nitrate Crankshaft, Crankshaft Main Bearing Set Std, Conrod Bearing Set Std, Timing Chain Kit ), ( Compatible Model 7: Sprinter 3, 5-t Platform/chassis, Sprinter 3, 5-t Tourer Bus ), ( Compatible Model 8: Sprinter 3, 5-t Van, Sprinter 3-t Platform/chassis, Sprinter 3-t V ), ( Compatible Model 9: Sprinter 4, 6-t Platform/chassis ), ( Compatible Model 4: E-class T-model, G-class, G-class Cabrio ), ( Compatible Model 5: Gl-class, Glc, Glc Coupe, Gle, Gle Coupe, Glk-class, Gls ), ( Compatible Model 6: M-class, R-class, S-class, Sprinter 3, 5-t Bus ), ( Compatible Model 13: Viano, Vito / Mixto Van, Vito Bus, X-class ), ( Compatible Model 12: Sprinter 5-t Bus, Sprinter 5-t Platform/chassis, Sprinter 5-t Van ), ( Compatible Model 1: C-class, C-class T-model, Clk, Clk Convertible ), ( Ipn: Ck012300 ), ( Compatible Model 2: Cls, Cls Shooting Brake, E-class, E-class All-terrain ), ( Oe/oem Part Number: 642 030 0901, 642 030 1601, 642 030 1901, 642 030 2401, 642 030 2601, A 642 033 0302, A 642 033 0701, A 642 033 0702, A 642 033 0802, A 642 033 1801, A 642 033 1901, A 642 030 0260, A 642 038 2110, A 642 038 2411, A 642 038 2910, A 642 038 3010, A 642 038 3211, A 642 038 3311, A 000 993 00 76, A 000 993 07 76, A 000 993 10 76, A 000 993 24 76, A 000 993 55 76, A 000 993 63 76, A 000 993 65 76, A 000 993 71 76, A 000 993 17 76, A 000 997 00 76 ), ( Manufacturer Warranty: 6 Months ), ( Compatible Model 11: Sprinter 4-t Tourer Bus, Sprinter 4-t Van ), ( Compatible Model 10: Sprinter 4, 6-t Van, Sprinter 4-t Platform/chassis, Sprinter 4-t T )

Review EPD Mercedes 3.0 Cdi Om642 Nitrate Crankshaft Bearings Timing Chain Kit fits SPRINTER

The **EPD Mercedes OM642 CRS Nitrate Crankshaft Bearings & Timing Chain Kit (Part RB104)** represents a premium, high-performance upgrade designed exclusively for the iconic **Mercedes-Benz Sprinter 3.0 CDI OM642 engine**, ensuring optimal reliability, longevity, and peak mechanical efficiency. This meticulously engineered kit is crafted from **high-grade nitrate-backed bearing materials**, a superior alternative to traditional white metal, which significantly enhances resistance to wear, scoring, and fatigue critical factors in the demanding environments of commercial and heavy-duty applications. The **crankshaft bearings** in this kit are precision-machined to Mercedes-Benz OE specifications, featuring a robust **three-lobe design** that distributes oil pressure evenly across the crankshaft journals, reducing stress concentrations and minimizing vibration. This design choice not only extends the lifespan of the crankshaft but also contributes to smoother operation, reduced noise, and improved fuel economy a critical advantage for fleet operators and long-haul drivers who rely on their Sprinters for daily performance.

Complementing the crankshaft bearings is the **timing chain kit**, which includes a **high-strength timing chain, tensioner, and guide system** all engineered to match the OM642 s aggressive power delivery and high-revving nature. The timing chain is constructed from **heat-treated steel links** with **laser-welded joints**, ensuring exceptional durability and resistance to elongation common issues in conventional chains that can lead to premature failure and costly engine damage. The **hydraulic tensioner** is designed to maintain consistent chain tension under varying loads, preventing slack or excessive tension that could strain the camshaft sprocket or timing components. Additionally, the **nitrate-backed timing chain guides** reduce friction and wear, extending the service life of the entire timing system while maintaining precise camshaft timing a critical factor for maintaining optimal engine performance, emissions compliance, and fuel efficiency. This kit is particularly well-suited for **high-mileage Sprinters, modified performance builds, or engines subjected to heavy towing, frequent stop-and-go driving, or extreme operating conditions**, where standard OE components may struggle to keep pace.

Beyond its technical superiority, the **EPD RB104 kit** is a **direct-fit replacement**, eliminating the need for modifications or customization, making it an ideal choice for mechanics and enthusiasts seeking a straightforward, no-compromise upgrade. The **nitrate backing** on both the crankshaft bearings and timing chain components provides superior oil retention and load-carrying capacity, reducing the risk of bearing failure under high-stress conditions such as those encountered in **diesel engines operating at elevated temperatures or under heavy loads**. This material choice also enhances resistance to **cold-start wear**, a common issue in commercial vehicles that may sit idle for extended periods before being put into service. When installed, this kit restores or improves upon the original engine s performance, ensuring **reliable power delivery, reduced maintenance intervals, and extended engine life**, making it a cost-effective investment for both fleet managers and individual owners who demand the best from their Mercedes-Benz Sprinter. Whether used in a **commercial delivery van, a modified performance truck, or a long-haul hauler**, the **EPD OM642 CRS Nitrate Crankshaft Bearings & Timing Chain Kit** delivers the durability, precision, and peace of mind required to keep the engine running at its peak for thousands of additional miles.

### **Pros and Cons of Purchasing an EPD Mercedes OM642 CRS-RB104 Nitrate Crankshaft Bearings & Timing Chain Kit**

#### **Pros:**

1. **Extended Engine Life** The OM642 is a robust diesel engine known for durability, and upgrading to high-quality nitrate crankshaft bearings and a timing chain kit can significantly reduce wear, prevent catastrophic failure, and extend the engine s lifespan.

2. **Improved Performance & Reliability** Nitrate bearings are designed to handle higher loads and temperatures better than standard bearings, reducing friction and improving efficiency. A fresh timing chain kit ensures proper timing, preventing misfires, oil consumption, or premature chain stretch.

3. **Prevents Costly Repairs** The OM642 is prone to timing chain and bearing failures over time, especially in high-mileage or heavily loaded vehicles. Replacing these components proactively avoids expensive engine rebuilds or replacements.

4. **Better Fuel Efficiency** Reduced friction from new bearings and a properly tensioned timing chain can improve fuel economy, especially in a vehicle that may have accumulated significant mileage.

5. **Compatibility & Availability** The EPD kit is specifically designed for the OM642 CRS-RB104 engine, ensuring a proper fit without modification. Mercedes parts are widely available, making maintenance easier.

6. **Warranty & Quality Assurance** Reputable suppliers like EPD offer warranties on their components, providing peace of mind against premature failure.

7. **DIY-Friendly Installation** While some Mercedes diesel engines are complex, the OM642 s timing chain and crankshaft bearings are accessible with proper tools and mechanical skill. Many owners opt to install these parts themselves to save labor costs.

---

#### **Cons:**

1. **High Upfront Cost** A complete timing chain kit and nitrate crankshaft bearings for the OM642 can be expensive, especially if purchasing from a trusted supplier. Labor costs for professional installation will add to the total expense.

2. **Time-Consuming Installation** Replacing the timing chain and bearings requires disassembling the engine, removing the crankshaft, and carefully installing new components. This is a labor-intensive process that may take several hours, even for experienced mechanics.

3. **Potential for Mistakes** Improper installation of the timing chain or bearings can lead to catastrophic engine damage. Misalignment, incorrect tensioning, or improper bearing seating can cause seizures or premature wear.

4. **Additional Maintenance Requirements** After installation, the engine may require a break-in period where oil changes are critical to ensure proper lubrication of the new components.

5. **Compatibility Risks with Aftermarket Parts** While EPD is a reputable supplier, mixing aftermarket parts with OEM components can sometimes lead to compatibility issues, though this is rare with well-sourced kits.

6. **Opportunity Cost** The time and money spent on this upgrade could be allocated toward other vehicle upgrades or repairs, depending on the owner s priorities.

---

### **Conclusion:**

The **EPD Mercedes OM642 CRS-RB104 Nitrate Crankshaft Bearings & Timing Chain Kit** is a **highly recommended upgrade** for owners of this engine, particularly those with **high mileage, heavy-duty use, or signs of wear** (e.g., timing chain stretch, oil consumption, or unusual engine noise). The benefits in **longevity, reliability, and performance** far outweigh the costs for most serious Mercedes diesel owners.

However, this is **not a routine maintenance item** it should be considered a **major overhaul project** rather than a simple repair. If the engine is already in poor condition, it may be worth evaluating whether a **full rebuild or engine swap** is more cost-effective in the long run.

For **DIY enthusiasts** with mechanical skill, this is a **great project** to tackle, but those uncomfortable with engine disassembly should **hire a professional mechanic** to ensure proper installation.

### **Final Recommendation:**

- **If your OM642 is showing signs of wear (timing chain stretch, excessive oil consumption, or unusual noise), proceed with the EPD kit as soon as possible.**

- **If the engine is still in good condition but you want to extend its life, consider this upgrade as a preventive measure.**

- **Avoid delaying this repair timing chain failure can destroy an OM642 engine in minutes.**

- **Budget for professional installation if DIY is not feasible.**

For most OM642 owners, this is a **worthwhile investment** that will save money in the long term by preventing a far more expensive engine failure.

Details:

Warranty Null and Void If. Crankshaft Main Bearing Set STD. Failure is resulted due to neglect in engine service as recommended by manufacturer. Compatibility: model.

The vehicle is converted from private passenger use to commercial or fleet use, utilized for racing, other competitions, off-road recreational activities. Engine Size: 3.0 Diesel. MERCEDES SPRINTER 3.0 CDI OM642 NITRATE CRANKSHAFT BEARINGS TIMING CHAIN KIT. Platform/Chassis.

Engines Code: OM642. Failure is attributed to abuse, misuse, or alterations. Conrod Big end Bearing Set STD.: MERCEBEZ-BENZ.

Item Included. The part fails or becomes defective due to the vehicle being involved in a collision. Closed Off-Road Vehicle. C-CLASS W203.

part #: mercedes-om642-crs-rb104 prices

  • $112.99-$214.99

specifications cranshafengin:

  • for models: Sprinter
  • for makes: Mercedes
  • brand: Epd
  • mpn: Mercedes-om642-crs-rb104
  • part type: Bearing Timing Crankshaft Chain
  • items included: Nitrate Crankshaft, Crankshaft Main Bearing Set Std, Conrod Bearing Set Std, Timing Chain Kit
  • compatible model 7: Sprinter 3, 5-t Platform/chassis, Sprinter 3, 5-t Tourer Bus
  • compatible model 8: Sprinter 3, 5-t Van, Sprinter 3-t Platform/chassis, Sprinter 3-t V
  • compatible model 9: Sprinter 4, 6-t Platform/chassis
  • compatible model 4: E-class T-model, G-class, G-class Cabrio
  • compatible model 5: Gl-class, Glc, Glc Coupe, Gle, Gle Coupe, Glk-class, Gls
  • compatible model 6: M-class, R-class, S-class, Sprinter 3, 5-t Bus
  • compatible model 13: Viano, Vito / Mixto Van, Vito Bus, X-class
  • compatible model 12: Sprinter 5-t Bus, Sprinter 5-t Platform/chassis, Sprinter 5-t Van
  • compatible model 1: C-class, C-class T-model, Clk, Clk Convertible
  • ipn: Ck012300
  • compatible model 2: Cls, Cls Shooting Brake, E-class, E-class All-terrain
  • oe/oem part number: 642 030 0901, 642 030 1601, 642 030 1901, 642 030 2401, 642 030 2601, A 642 033 0302, A 642 033 0701, A 642 033 0702, A 642 033 0802, A 642 033 1801, A 642 033 1901, A 642 030 0260, A 642 038 2110, A 642 038 2411, A 642 038 2910, A 642 038 3010, A 642 038 3211, A 642 038 3311, A 000 993 00 76, A 000 993 07 76, A 000 993 10 76, A 000 993 24 76, A 000 993 55 76, A 000 993 63 76, A 000 993 65 76, A 000 993 71 76, A 000 993 17 76, A 000 997 00 76
  • manufacturer warranty: 6 Months
  • compatible model 11: Sprinter 4-t Tourer Bus, Sprinter 4-t Van
  • compatible model 10: Sprinter 4, 6-t Van, Sprinter 4-t Platform/chassis, Sprinter 4-t T

offer cranshafengin:

  • availability: In Stock
  • started: February 2, 2026
  • options: Ship-to-home
  • sold: 0
  • quantity: 1

seller cranshafengin:

  • city: Spring, Texas
  • # reviews: 1567
  • rating: 99.8%

returns cranshafengin:

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

payments cranshafengin:

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

general cranshafengin:

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

shipping cranshafengin:

  • transit: 4-10 Days
  • cost: $0.00
  • class: Standard
  • type: Fixed
  • service: Standard
for models: sprinter, for makes: mercedes, part type: bearing timing crankshaft chain, items included: nitrate crankshaft, crankshaft main bearing set std, conrod bearing set std, timing chain kit, compatible model 7: sprinter 3, 5-t platform/chassis, sprinter 3, 5-t tourer bus, compatible model 8: sprinter 3, 5-t van, sprinter 3-t platform/chassis, sprinter 3-t v, compatible model 9: sprinter 4, 6-t platform/chassis, compatible model 4: e-class t-model, g-class, g-class cabrio, compatible model 5: gl-class, glc, glc coupe, gle, gle coupe, glk-class, gls, compatible model 6: m-class, r-class, s-class, sprinter 3, 5-t bus, compatible model 13: viano, vito / mixto van, vito bus, x-class, compatible model 12: sprinter 5-t bus, sprinter 5-t platform/chassis, sprinter 5-t van, compatible model 1: c-class, c-class t-model, clk, clk convertible, compatible model 2: cls, cls shooting brake, e-class, e-class all-terrain, oe/oem part number: 642 030 0901, 642 030 1601, 642 030 1901, 642 030 2401, 642 030 2601, a 642 033 0302, a 642 033 0701, a 642 033 0702, a 642 033 0802, a 642 033 1801, a 642 033 1901, a 642 030 0260, a 642 038 2110, a 642 038 2411, a 642 038 2910, a 642 038 3010, a 642 038 3211, a 642 038 3311, a 000 993 00 76, a 000 993 07 76, a 000 993 10 76, a 000 993 24 76, a 000 993 55 76, a 000 993 63 76, a 000 993 65 76, a 000 993 71 76, a 000 993 17 76, a 000 997 00 76, manufacturer warranty: 6 months, compatible model 11: sprinter 4-t tourer bus, sprinter 4-t van, compatible model 10: sprinter 4, 6-t van, sprinter 4-t platform/chassis, sprinter 4-t t,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 18650658376440602,
Epd MERCEDES-OM642-CRS-RB104 Is Similar To:
cranshafengin logo
4 offers $112.99–$214.99 USD
  • New. Offer #1 priced at $112.99 + $0.00 shipping estimate = $112.99* total. FREE SHIPPING
  • New. Offer #2 priced at $214.99 + $0.00 shipping estimate = $214.99* total. FREE SHIPPING
  • New. Offer #3 priced at $189.99 + $0.00 shipping estimate = $189.99* total. FREE SHIPPING
  • New. Offer #4 priced at $174.99 + $0.00 shipping estimate = $174.99* total. FREE SHIPPING

Copyright © cranshafengin.com