National 710614 Engine Crankshaft Seal - Rear

Overview of National 710614 Engine Crankshaft Seal

The National 710614 engine crankshaft seal is designed to provide reliable sealing performance for various Acura, Honda, and Saturn models. Engineered with precision, this oil seal helps maintain engine integrity by preventing oil leaks around the crankshaft.

• Inside diameter: 3.150 inches (80.000 mm)
• Outside diameter: 3.866 inches (98.200 mm)
• Thickness/width: 0.315 inches (8.000 mm)
• Material: Durable fluoro-elastomer for heat and chemical resistance
• Helix type: Counter-clockwise spiral lip design for effective sealing
• Compatible housing bore: 3.858 inches (98.000 mm)
• Part number: 710614, part of the 710600 series

Technical Details and Material Specifications

This National crankshaft seal features a fluoro-elastomer construction, which offers enhanced resistance to high temperatures, oils, and automotive fluids commonly encountered in engine environments. The counter-clockwise spiral lip design improves sealing efficiency by directing oil back into the engine, reducing leakage and contamination risks. With an inside diameter of 3.150 inches and an outside diameter of 3.866 inches, this seal fits precisely within the housing bore of 3.858 inches, ensuring a secure and tight fit on the crankshaft.

Compatible Vehicles and Applications

The National 710614 crankshaft seal is compatible with a range of Acura, Honda, and Saturn vehicles, including popular models such as the Acura MDX, RL, RLX, TL, TLX, and RDX; Honda Accord, Accord Crosstour, Crosstour, Odyssey, Passport, Pilot, Ridgeline, and TSX; as well as the Saturn Vue and ZDX. This part is specifically designed to meet the sealing requirements of these models, making it a suitable replacement for maintaining engine performance and preventing oil leaks.

Common Issues Addressed by the National 710614 Seal

• Prevents oil leaks around the crankshaft area
• Reduces contamination of engine oil by external debris
• Maintains proper oil pressure within the engine
• Protects engine components from premature wear due to oil loss
• Helps avoid costly engine repairs related to seal failure

Installation Notes and Tips

When installing the National 710614 crankshaft seal, ensure the housing bore and crankshaft surfaces are clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the lip or seal body. Verify the orientation of the counter-clockwise spiral lip design to ensure proper sealing direction. It is recommended to inspect the crankshaft for wear or damage before installation and replace any worn components to maintain optimal seal performance.

Quality Assurance and Warranty

National manufactures the 710614 crankshaft seal to meet industry standards for durability and performance. The fluoro-elastomer material and precision design contribute to long service life under normal operating conditions. While specific warranty details may vary, National typically offers coverage against manufacturing defects to ensure customer confidence in the product's reliability.