Timken 3476S Engine Crankshaft Seal - Front or Rear

Reliable Engine Crankshaft Seal for Audi, Porsche, Volkswagen, and Volvo

The Timken 3476S engine crankshaft seal is engineered to provide durable sealing performance for a range of European vehicles. Designed with precision to fit models such as Audi A4 Quattro, Porsche 924, Volkswagen Golf, and Volvo 760, this seal helps maintain engine integrity by preventing oil leaks around the crankshaft.

Key Features of Timken 3476S Engine Crankshaft Seal

• Constructed from high-quality N-polyacrylate material for enhanced durability and resistance to heat and oil
• Outside diameter options: 1.859 inches (47.22 mm) ensuring a precise fit
• Shaft diameter of 1.260 inches (32.00 mm) compatible with specified vehicle models
• Housing bore dimensions of 1.850 inches (47.00 mm) for secure installation
• Width of 0.315 inches (8.00 mm) providing optimal sealing surface
• Clockwise (CW) helix type design to match engine rotation and improve sealing efficiency

Detailed Description of Timken 3476S Crankshaft Seal

The Timken 3476S crankshaft seal is manufactured using N-polyacrylate, a material known for its excellent resistance to engine oils, heat, and wear. Its precise dimensions, including an outside diameter of 1.859 inches and a shaft diameter of 1.260 inches, ensure compatibility with a variety of European vehicles such as Audi A3, Volkswagen Passat CC, Porsche 4000, and Volvo 745. The seal’s 0.315-inch width and clockwise helix design contribute to maintaining a tight seal around the crankshaft, preventing oil leakage and contamination. This part is essential for maintaining engine performance and longevity in models like the Audi A6 Quattro and Volkswagen GTI.

Applications and Common Issues Addressed

• Prevents oil leaks around the crankshaft in Audi, Porsche, Volkswagen, and Volvo engines
• Reduces risk of engine contamination from external debris
• Helps maintain proper oil pressure and engine lubrication
• Addresses wear-related seal failures in older or high-mileage vehicles
• Supports engine reliability in models such as Volkswagen Touareg and Audi Allroad Quattro

Installation Notes and Tips

• Ensure the crankshaft and housing bore are clean and free of debris before installation
• Use appropriate tools to avoid damaging the seal during installation
• Verify the clockwise helix orientation matches engine rotation for proper sealing
• Check dimensions carefully to confirm compatibility with your specific vehicle model
• Consult vehicle service manual for torque specifications and installation procedures

Quality Assurance and Warranty Information

Timken manufactures the 3476S crankshaft seal to meet strict quality standards, ensuring reliable performance and durability. The use of N-polyacrylate material and precise engineering supports long service life under normal operating conditions. While specific warranty details may vary, Timken products typically come with a limited warranty against manufacturing defects. Always verify warranty terms with the supplier or manufacturer documentation.