SX-3C6R NATIONAL Front Engine Crankshaft Seal C211 Chevrolet

Review NATIONAL Front Engine Crankshaft Seal For Chevrolet Chevellemm for CHEVROLET CHEVELLE C211 1964–1973

National SX-3C6R Front Engine Crankshaft Seal for 1964-1973 Chevrolet Chevelle

The National SX-3C6R Front Engine Crankshaft Seal is an essential component designed specifically for the front engine crankshaft of 1964 to 1973 Chevrolet Chevelle models. This seal plays a crucial role in preventing oil leakage from the crankshaft, ensuring a reliable and efficient engine performance.

The SX-3C6R seal is made from high-quality materials that offer superior sealing properties. Its unique design features an advanced elastomeric material that is resistant to oil, coolant, and other harsh engine fluids. This material is known for its flexibility and ability to withstand the extreme temperatures and pressures encountered within the engine compartment.

The National SX-3C6R Front Engine Crankshaft Seal is easy to install, making it an excellent choice for DIY enthusiasts and professional mechanics alike. Its precise dimensions and contours ensure a perfect fit, minimizing the need for modifications or customization. The seal comes with clear installation instructions, making the process straightforward and hassle-free.

- Designed for 1964 to 1973 Chevrolet Chevelle models

- High-quality elastomeric material for superior sealing properties

- Resistant to oil, coolant, and other harsh engine fluids

- Flexible and able to withstand extreme temperatures and pressures

- Easy installation with clear instructions

By choosing the National SX-3C6R Front Engine Crankshaft Seal, you'll not only restore the sealing integrity of your Chevelle's engine but also enhance its overall performance and longevity. This seal is an investment in the continued health and reliability of your classic Chevelle, ensuring it remains a joy to drive for years to come.

The National SX-3C6R front engine crankshaft seal is a popular choice for repairing leaks in the crankshaft seals of 1964-1973 Chevelle models. Here are some pros and cons that may help in making a decision:

1. Designed specifically for 1964-1973 Chevelle models with front-engine and manual transmission.

2. Made of high-quality, durable materials that can withstand the rigors of regular use.

3. Provides an excellent seal to prevent oil leaks and minimize engine damage.

4. Relatively easy installation process, which can be done in a home garage with common tools.

5. Affordable price point compared to OEM and other aftermarket options.

1. Some users have reported that the seal may not fit perfectly on the first try and might require slight modification or adjustment.

2. Some users have mentioned that the seal may not be as thick as OEM seals, which could potentially lead to slightly higher oil consumption.

3. A few users have reported that the seal may not last as long as OEM seals, but this may depend on driving conditions and maintenance practices.

The National SX-3C6R front engine crankshaft seal is a cost-effective and reliable option for repairing crankshaft leaks in 1964-1973 Chevelle models. While there are some potential drawbacks, such as the need for slight modification or adjustment during installation, the seal's durability and ease of installation make it a popular choice among enthusiasts. Ultimately, it's essential to weigh the pros and cons and consider your specific needs and budget before making a purchase.

Based on the information available, we would recommend the National SX-3C6R front engine crankshaft seal as a solid choice for repairing crankshaft leaks in 1964-1973 Chevelle models. It offers a good balance of affordability, durability, and ease of installation, making it an excellent option for those looking to keep their classic Chevelle running smoothly. However, it's always a good idea to consult with a professional mechanic or a knowledgeable parts supplier for personalized advice based on your specific vehicle and driving conditions.

Details:

National front engine crankshaft seal for 1964-1973 Chevrolet Chevelle mm: status: in stock.

specifications differentialsdepo:

• for models: C211, Chevelle
• for makes: Chevrolet
• for years: 1964–1973
• brand: National
• mpn: Sx-3c6r
• placement on vehicle: Engine Gaskets Sealing Systems
• type: Engine Crankshaft Seal
• item length: 2.750
• manufacturer warranty: 1 Year
• ipn: C211 31-29
• compatible model: Chevelle
• compatible year: 1973 1972 1971 1970 1969 1968 1967 1966 1965 1964
• core charge: Free No Core Charge
• position: Front
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Engine Crankshaft Seal

seller differentialsdepo:

• city: indianapolis, indiana
• rating: 98.7%
• # reviews: 566096

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional

returns differentialsdepo:

• paid by: seller
• policy: returns accepted
• time: 30 days

payments differentialsdepo:

• credit card: discover
• wallet: apple-pay
• other

shipping differentialsdepo:

• transit: 2-6 days
• service: standard, expedited
• type: fixed
• class: standard, expedited

offer differentialsdepo:

• availability: in stock
• prices: $16.31–$21.32
• item condition: New
• sold #: 15
• in stock #: 2
• options: ship-to-home
• started: september 9, 2025