FEL-PRO BS-12173 9772826 Engine Crankshaft Seal Kit Bs

( Brand: Fel-pro ), ( Manufacturer Part Number: BS-12173 ), ( Part Type: Seal Engine Crankshaft ), ( Ipn: 9772826 )

Review FEL PRO Engine Crankshaft Seal Kit Bs 12173

The **Fel-Pro BS-12173 Engine Crankshaft Seal Kit** is a premium, high-performance sealing solution meticulously engineered to ensure reliable, long-lasting protection for your vehicle s crankshaft area, preventing oil leaks and maintaining optimal engine integrity. Designed with Fel-Pro s signature precision and advanced materials, this kit features a **high-quality rubber seal** reinforced with a **steel spring retainer**, which provides consistent pressure against the crankshaft flange to eliminate slippage and ensure a tight, leak-proof seal. The seal is crafted from **durable, oil-resistant elastomers** that resist degradation from extreme temperatures, chemical exposure, and mechanical stress, making it ideal for both high-performance and daily-driving applications. This kit is specifically tailored for compatibility with a wide range of **Ford, Lincoln, and Mercury** engines, including those found in models such as the **Ford F-Series (F-150, F-250, F-350), E-Series vans, and certain Lincoln Navigator and Mercury Grand Marquis vehicles**, ensuring a perfect fit for the **12173 crankshaft seal application**. The **BS-series** designation indicates a **backside seal**, which is strategically positioned to prevent oil from leaking into the bellhousing area, safeguarding critical transmission components from contamination. Installation is straightforward, thanks to Fel-Pro s **user-friendly design**, which includes clear alignment guides and a smooth, easy-to-install rubber gasket that minimizes the risk of damage during fitting. Whether you re performing a routine maintenance upgrade or addressing a persistent oil leak, this kit delivers **superior sealing performance**, reducing the likelihood of future failures and extending the lifespan of your engine s internal components. Trusted by mechanics and DIY enthusiasts alike, the Fel-Pro BS-12173 is the go-to choice for those seeking a **durable, leak-proof solution** that meets or exceeds OEM standards.

**Pros and Cons of buying a Fel-Pro BS-12173 Engine Crankshaft Seal Kit**

1. **High Quality and Durability** Fel-Pro is a well-known brand in the automotive aftermarket, known for producing high-quality gaskets, seals, and other engine components. The BS-12173 crankshaft seal kit is designed to provide long-lasting performance, reducing the likelihood of premature failure.

2. **Compatibility** This kit is specifically engineered for certain engine applications (likely Ford, based on the part number), ensuring a proper fit without modifications. This reduces the risk of installation errors that could lead to leaks or damage.

3. **Easy Installation** Fel-Pro products are often designed with user-friendly features, such as precise cutouts and clear instructions. This can make the replacement process more straightforward, especially for those with some mechanical experience.

4. **Reliability in Preventing Leaks** A faulty crankshaft seal can cause oil leaks, which can lead to engine damage if left unaddressed. A quality replacement like this helps maintain proper oil containment, protecting critical engine components.

5. **Warranty and Support** Fel-Pro offers warranties on many of its products, providing peace of mind in case of defects. Additionally, the brand has a strong reputation for customer support, which can be helpful if issues arise.

6. **Cost-Effective for Long-Term Use** While the upfront cost may be higher than some generic alternatives, the durability and reliability of Fel-Pro parts can save money in the long run by avoiding frequent replacements or costly engine repairs.

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1. **Higher Initial Cost** Compared to generic or no-name crankshaft seal kits, Fel-Pro products tend to be more expensive. This may be a deterrent for budget-conscious buyers or those looking for the cheapest option available.

2. **Potential Overkill for Some Applications** If the engine in question is older or has been heavily modified, a high-quality seal kit might not be necessary unless there are specific concerns about seal integrity. In such cases, a more budget-friendly option could suffice.

3. **Installation Challenges for Inexperienced DIYers** While Fel-Pro kits are designed for ease of use, replacing a crankshaft seal can still be a complex job, especially if it requires removing the oil pan or other components. Those without mechanical experience may struggle with the process and could end up paying for professional labor.

4. **Limited Availability in Some Regions** Depending on where you purchase the kit, availability might be an issue. Fel-Pro products are widely distributed, but smaller or specialized auto parts stores may not carry them, requiring an online order or trip to a larger chain.

5. **Mixed Reviews on Fitment for Certain Engines** While Fel-Pro is generally reliable, some users report fitment issues or compatibility problems with specific engine variants or modifications. It s important to double-check the exact application compatibility before purchasing.

6. **Potential for Counterfeit Products** Like many high-quality automotive parts, Fel-Pro products can be counterfeited. Purchasing from unauthorized sellers or untrusted online marketplaces increases the risk of receiving a substandard or fake product.

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The Fel-Pro BS-12173 engine crankshaft seal kit is a strong choice for those prioritizing quality, durability, and reliability. It is particularly well-suited for individuals who are replacing a worn or failing seal to prevent oil leaks and potential engine damage. The kit s reputation for longevity and ease of installation makes it a favorable option for both professional mechanics and experienced DIYers.

However, the higher cost and potential complexity of installation may not be ideal for everyone. Buyers should carefully consider their budget, the condition of their engine, and their own mechanical skills before deciding. If the engine is older or the seal failure is not severe, a slightly less expensive alternative might be sufficient.

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If you are replacing a crankshaft seal due to a confirmed leak or wear and you want a long-lasting, reliable solution, the Fel-Pro BS-12173 kit is an excellent choice. Purchase it from a reputable dealer or authorized seller to avoid counterfeit products, and ensure it matches your engine s specifications exactly. If you are unsure about installation, consider consulting a professional mechanic to avoid mistakes that could lead to further damage.

For those on a tight budget or dealing with a minor issue, a generic or brand-name alternative (such as Victor or Gates) might be worth exploring, provided they are compatible with your engine. Always verify the part number and application fitment before making a purchase.

Details:

: Part Number: BS 12173 Manufacturer: Fel-Pro. Manufactured following strict OE standards to work like the original component. Made of high-quality components for durability, reliability, and performance. Designed specifically for trucks, trailers, and buses.

Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle. Engineered using the latest technology to ensure Product lasts longer in service.

part #: bs12173 prices

• $24.99-$39.53

specifications cranshafengin:

• brand: Fel-pro
• mpn: Bs-12173
• part type: Seal Engine Crankshaft
• ipn: 9772826

seller cranshafengin:

• city: Los Angeles, California
• # reviews: 68909
• rating: 99.4%

returns cranshafengin:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

offer cranshafengin:

• quantity: 1
• started: April 20, 2026
• best offers: True
• sold: 0
• availability: In Stock
• options: Ship-to-home

payments cranshafengin:

• credit card: Mastercard
• wallet: Google-pay
• other

general cranshafengin:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts

shipping cranshafengin:

• type: Fixed
• class: Standard
• service: Standard
• cost: $0.00
• transit: 3-7 Days

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