SX-YH1V NATIONAL Front Engine Crankshaft Seal Zk Pontiac

Review NATIONAL Front Engine Crankshaft Seal For Pontiac Zk for PONTIAC LEMANS GRAND 1975–1983

Introducing the National SX-YH1V Front Engine Crankshaft Seal, specifically designed for Pontiac Lemans and ZK models manufactured between 1975 and 1983. This precision-engineered component is a must-have for any automotive enthusiast seeking to maintain or restore the performance and reliability of their classic Pontiac.

The SX-YH1V Crankshaft Seal is a front engine seal, which means it seals the connection between the crankshaft and the engine block at the front of the engine. Its primary function is to prevent oil from leaking out of the engine, ensuring optimal engine performance and longevity.

This seal is made from high-quality materials that provide exceptional sealing properties. The elastomeric material used in its construction is resilient and flexible, allowing it to conform to the contours of the crankshaft and engine block. The material also exhibits excellent resistance to oil, heat, and wear, ensuring long-lasting performance and minimal oil loss.

The installation process for the SX-YH1V Crankshaft Seal is straightforward and can be completed with common hand tools. The seal comes with comprehensive installation instructions, which detail the steps required to remove the old seal and install the new one. These instructions are designed to make the process as simple and straightforward as possible, even for those with limited mechanical experience.

It is essential to note that using a high-quality crankshaft seal like the National SX-YH1V can help prevent more significant and costly engine repairs down the line. Regularly checking and replacing worn-out seals is an essential part of maintaining the overall health of any internal combustion engine.

In summary, the National SX-YH1V Front Engine Crankshaft Seal is an essential component for any Pontiac Lemans or ZK owner from the 1975 to 1983 period. Its high-quality construction, proven sealing properties, and straightforward installation process make it an excellent choice for those seeking to maintain or restore their classic Pontiac's performance and reliability.

Buying a National SX-YH1V Front Engine Crankshaft Seal for 1975-1983 Pontiac Lemans and ZK: A Comprehensive Analysis

The National SX-YH1V front engine crankshaft seal is a critical component for vehicles like the 1975-1983 Pontiac Lemans and ZK. This seal prevents oil leaks from the crankshaft, ensuring engine performance and longevity. In this analysis, we will discuss the pros and cons of buying this particular crankshaft seal and provide a conclusive recommendation.

1. OEM Quality: The National SX-YH1V crankshaft seal is an Original Equipment Manufacturer (OEM) part. This means it's designed and engineered to meet the same specifications as the seal originally installed in your vehicle.

2. Leak Prevention: By replacing a worn or damaged crankshaft seal, you can effectively prevent oil leaks and potential engine damage.

3. Long-Term Savings: Although the upfront cost of an OEM crankshaft seal may be higher than aftermarket alternatives, the long-term savings can be significant. OEM parts are known for their durability and reliability, meaning you may not need to replace them as frequently as lower-quality aftermarket parts.

4. Peace of Mind: Installing an OEM crankshaft seal provides peace of mind, knowing that you've used a genuine part designed specifically for your vehicle.

1. Cost: Compared to aftermarket options, OEM crankshaft seals can be more expensive. However, as mentioned earlier, their long-term durability and reliability may offset the higher initial cost.

2. Availability: Depending on your location or the availability at your local parts store, you may need to order the National SX-YH1V crankshaft seal online. This could result in a longer wait time for the part.

The National SX-YH1V front engine crankshaft seal is an excellent choice for those seeking OEM quality, leak prevention, long-term savings, and peace of mind. While the upfront cost may be higher than some aftermarket alternatives, the durability and reliability of the OEM part can make it a worthwhile investment. If you're looking to maintain or restore the performance and longevity of your 1975-1983 Pontiac Lemans or ZK, the National SX-YH1V crankshaft seal is a recommended option.

Details:

National front engine crankshaft seal for 1975 1983 Pontiac Grand Lemans zk: status: in stock.

specifications differentialsdepo:

• for models: Lemans, Grand
• for makes: Pontiac
• for years: 1975–1983
• brand: National
• mpn: Sx-yh1v
• placement on vehicle: Engine Gaskets Sealing Systems
• type: Engine Crankshaft Seal
• item length: 2.750
• manufacturer warranty: 1 Year
• ipn: C287 69-57
• compatible model: Grand Lemans
• compatible year: 1983 1982 1981 1980 1979 1978 1977 1976 1975
• core charge: Free No Core Charge
• position: Front
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Engine Crankshaft Seal

offer differentialsdepo:

• prices: $16.31–$21.32
• item condition: New
• availability: in stock
• options: ship-to-home
• in stock #: 2
• started: march 14, 2026
• sold #: 8

shipping differentialsdepo:

• transit: 3-6 days
• type: fixed
• class: standard, expedited
• service: standard, expedited

payments differentialsdepo:

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

seller differentialsdepo:

• city: indianapolis, indiana
• rating: 99.5%
• # reviews: 632821

general differentialsdepo:

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

returns differentialsdepo:

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