fits model: 5000, 4000, Golf, Passat. make: Audi, Volkswagen. year: 1979–1999.

( Brand: Rareelectrical ), ( Manufacturer Part Number: CFW82033462C1 ), ( Part Type: Seal Crankshaft ), ( Item Weight: 0.5000 ), ( California Prop 65 Warning: This Product May Expose You To Chemicals Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov ), ( Country Of Origin: Taiwan ), ( Source: Aftermarket )
The **CFW 82033462C1 Crankshaft Seal** is a high-performance, precision-engineered replacement part designed to ensure optimal sealing and longevity for the crankshaft in a wide range of European vehicles, including the **1979 1999 Audi 5000 and 4000 series**, as well as the **Volkswagen Golf and Passat (including TDI models)**. Engineered with a **high-quality rubber compound reinforced with fiberglass and synthetic materials**, this seal is formulated to withstand extreme temperatures, mechanical stress, and the harsh conditions found in modern internal combustion engines. The **028103171D** part number corresponds to a **dual-lip design**, featuring a robust lip profile that maintains a tight, consistent seal against the crankshaft s polished surface, preventing oil leaks and minimizing friction for improved engine efficiency. Its **pre-installed metal spring reinforcement** ensures long-term durability, resisting deformation under high-pressure conditions while maintaining flexibility to accommodate minor crankshaft run-out. This seal is compatible with **both naturally aspirated and turbocharged engines**, making it an ideal choice for high-performance applications where reliability and leak prevention are critical. The **precision-molded construction** guarantees a perfect fit, reducing the risk of installation errors that could lead to premature failure. Whether used in a **restoration project, routine maintenance, or performance upgrade**, the CFW 82033462C1 crankshaft seal delivers superior sealing performance, helping to extend engine life and maintain peak operational integrity.
### **Pros and Cons of buying a CFW82033462C1 Crankshaft Seal (OEM Part Number 028103171D) for 1979 1999 Audi 5000/4000 and 1990s VW Golf/Passat TDI**
#### **Pros:**1. **OEM Quality and Fit** This is an original equipment (OEM) or high-quality aftermarket replacement designed specifically for your vehicle s engine bay. It should fit precisely without modifications, reducing the risk of leaks or improper installation.
2. **Reliability** A well-made crankshaft seal is critical for preventing oil leaks into the timing cover or bellhousing. A quality seal minimizes the risk of premature failure, which can cause engine damage if oil leaks onto the timing belt or chain.
3. **Compatibility** The part is listed for multiple models (Audi 5000/4000, VW Golf, Passat TDI), indicating broad compatibility. This reduces the chance of ordering the wrong seal for your specific engine variant.
4. **Long-Term Durability** If installed correctly, a high-quality crankshaft seal can last the life of the engine, especially in TDI diesel applications where oil quality and engine conditions are often more stable than in gasoline engines.
5. **Ease of Installation** While replacement requires some mechanical skill, the seal itself is a straightforward component. Proper tools (torque wrench, seal installer, gasket scraper) and careful attention to torque specs will ensure a clean job.
6. **Prevents Costly Damage** A failing crankshaft seal can lead to oil contamination of the timing system, causing belt/chain stretch, guide wear, or even catastrophic failure. Replacing it proactively avoids expensive repairs.
7. **Aftermarket Availability** Even if the OEM part is discontinued, this seal is widely available from reputable suppliers (e.g., Fel-Pro, Duralast, or direct OEM sources), ensuring availability for years to come.
---
#### **Cons:**1. **Cost** OEM or high-quality aftermarket crankshaft seals can be expensive, often ranging from **$50 $150 **, depending on the supplier. Labor costs for replacement (if not DIY) will add significantly to the total expense.
2. **DIY Difficulty** Replacing a crankshaft seal requires removing the timing cover, bellhousing, or oil pan, which can be labor-intensive, especially on older Audi/VW engines. Improper removal or installation can damage surrounding components (e.g., timing belt guides, oil pump).
3. **Potential for Leaks** Even with a new seal, leaks can occur if:- The mating surface (crankshaft or housing) is damaged or contaminated with old gasket material.
- The seal is not installed correctly (e.g., improper torque, misalignment).
- The engine is over-torqued during reassembly.
4. **Compatibility Variations** While the part is listed for multiple models, some engines (e.g., early TDI vs. later turbocharged versions) may have slight differences in seal design or mounting. Always verify the exact application before purchasing.
5. **Additional Wear Indicators** If the seal failed due to underlying issues (e.g., worn crankshaft journals, contaminated oil, or a failing oil pump), replacing just the seal may not solve the root cause. A full inspection is recommended.
6. **Tooling Requirements** Proper installation may require specialized tools like a seal installer, torque wrench, and gasket scraper. Skipping these can lead to a poor seal job.
7. **Time-Consuming** For a DIYer, the job can take **4 8 hours**, depending on engine access and experience. If done incorrectly, it may need to be redone, adding to the hassle.
---
### **Conclusion**
The **CFW82033462C1 crankshaft seal (OEM 028103171D)** is a solid choice for your 1979 1999 Audi 5000/4000 or 1990s VW Golf/Passat TDI, offering OEM-level reliability and compatibility. The primary benefits lie in its **preventative nature** avoiding oil leaks that could damage the timing system and its **long-term durability** if installed correctly.
However, the **cost, installation complexity, and potential for leaks if mishandled** are significant drawbacks. If you re not comfortable with engine disassembly or lack the proper tools, professional installation is strongly advised.
### **Recommendation**
- **If you re experienced with engine work and have the tools**, purchasing this seal is a wise investment. Pair it with a **high-quality gasket maker** (e.g., Permatex Ultra Black) and follow torque specifications strictly.
- **If you re unsure about DIY**, consult a trusted mechanic familiar with Audi/VW engines. They can ensure proper installation and diagnose any underlying issues (e.g., oil leaks from other sources).
- **Verify the exact engine variant** (e.g., 1.6L TDI vs. 1.9L TDI) before ordering to confirm compatibility.
- **Consider a reputable aftermarket brand** (e.g., Fel-Pro, Duralast) if the OEM part is unavailable, as they often match or exceed OEM quality at a lower cost.
**Final Verdict:** This is a **necessary and worthwhile replacement** for preventing catastrophic engine damage, but it requires careful handling to avoid complications. Prioritize quality installation over cost savings.
THICKNESS: 0.62 IN. As a parts distributor we mostly sell aftermarket any OEM would be noted as such. Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than.: CRANKSHAFT SEAL, SPECIFICATIONS: INSIDE DIAMETER: 3.35 IN.
All parts sold are new. Crankshaft Seal 1979-1999 Audi 5000 4000 Volkswagen Golf Passat TDI 028103171D: Replaces Part Numbers Specifications.