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Home Crankshaft Fel-Pro BS 40713 Engine Crankshaft Seal Kit Review: The Best Choice for Your Jeep Wrangler?
Fel-Pro BS 40713 Engine Crankshaft Seal Kit Review: The Best Choice for Your Jeep Wrangler?

Fel-Pro

Fel-Pro BS 40713 Engine Crankshaft Seal Kit Review: The Best Choice for Your Jeep Wrangler?

4.5

Category

Crankshaft

Published

March 30, 2026

ASIN

B002LWC3GY

Rating

4.5/5.0

Crankshaft 4.5 Rating
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Fel-Pro BS 40713 Engine Crankshaft Seal Kit Review: The Best Choice for Your Jeep Wrangler?

Is your Jeep Wrangler experiencing oil leaks? A worn crankshaft seal could be the culprit. The Fel-Pro BS 40713 Engine Crankshaft Seal Kit is designed to provide a reliable and long-lasting solution for this common problem. This kit aims to restore your engine's sealing performance, preventing messy leaks and ensuring optimal engine lubrication. But is it the right kit for your Wrangler?

This comprehensive review delves into the features, performance, and value of the Fel-Pro BS 40713 Engine Crankshaft Seal Kit. We'll explore its strengths and weaknesses to help you make an informed decision. Whether you're a seasoned mechanic or a DIY enthusiast, this guide will provide you with everything you need to know.

The Fel-Pro BS 40713 is designed specifically for Jeep Wranglers, promising a perfect fit and reliable performance. This makes it an attractive option for Jeep owners looking to tackle this repair themselves, saving on expensive mechanic fees. In this review, we'll examine the quality of the components, ease of installation, and overall effectiveness of this crankshaft seal kit.

Key Features of the Fel-Pro BS 40713

  • Engineered for Specific Fit: Designed specifically for Jeep Wrangler engines, ensuring proper sealing and performance.
  • High-Quality Materials: Constructed with premium materials for durability and resistance to wear and tear from extreme conditions.
  • Reliable Sealing: Designed to prevent oil leaks from the crankshaft area, maintaining proper engine lubrication.
  • Easy Installation: Designed for relatively straightforward installation for DIY mechanics.
  • Complete Kit: Includes all the necessary components for a complete crankshaft seal replacement. This often includes not just the seal, but also wear sleeves when required.

Pros of the Fel-Pro BS 40713

  • Superior Sealing Performance: The high-quality materials and precision engineering of this kit ensure a tight and reliable seal, effectively preventing oil leaks. You can trust it to keep your engine running smoothly.
  • Vehicle-Specific Design: The custom design for Jeep Wranglers guarantees a perfect fit, eliminating guesswork and simplifying the installation process. Avoid the hassle of universal kits; this one is tailored to your vehicle.
  • Durable and Long-Lasting: Built with premium materials, this crankshaft seal kit is designed to withstand the harsh conditions of the engine environment, providing years of reliable service and extending the lifespan of your engine.
  • Affordable Solution: At around $45.71, the Fel-Pro BS 40713 offers excellent value for money, especially compared to the cost of professional repairs or lower-quality aftermarket options. Save money without compromising quality.
  • Complete Kit: This kit contains all the necessary components, including the seal and any required wear sleeves, simplifying the installation process and ensuring you have everything you need at your fingertips.

Cons of the Fel-Pro BS 40713

  • Installation Requires Mechanical Knowledge: While designed for DIY installation, replacing a crankshaft seal can be challenging and requires some mechanical aptitude. Novices may want to seek professional assistance.
  • Potential for Incorrect Installation: Without proper tools and technique, the seal can be damaged during installation, leading to leaks. It is essential to follow instructions carefully and ensure correct alignment. Check the Jeep Wrangler forums for tips and tricks.

Who Should Buy the Fel-Pro BS 40713?

This crankshaft seal kit is ideal for Jeep Wrangler owners experiencing oil leaks from the front or rear of their engine. If you notice oil dripping from the bellhousing or around the harmonic balancer, or if your oil level is consistently dropping without any visible external leaks other than possible crankshaft leaks, this kit could be the solution. It’s perfect for DIY mechanics who are comfortable working on their vehicles and want to save on labor costs. The Fel-Pro BS 40713 is also a good choice for those who prioritize quality and reliability over the cheapest possible option.

Consider the Fel-Pro BS 40713 if you're planning an engine rebuild or maintenance project. Replacing the crankshaft seal is a smart preventative measure, especially on older vehicles. This kit offers peace of mind knowing that you’re using a high-quality, vehicle-specific component. Moreover, if you own a shop and repair Jeep Wranglers, this is a worthwhile kit to stock up on.

This kit is especially suited for Jeep Wrangler owners who are confident in their mechanical skills and possess the necessary tools for the job. While some may consider cheaper alternatives, the long-term reliability and vehicle-specific design of the Fel-Pro BS 40713 make it a superior choice for ensuring optimal engine performance and preventing costly future repairs. It offers a balance of quality, value, and ease of installation for the right Jeep Wrangler owner.

Conclusion: Is the Fel-Pro BS 40713 Worth It?

The Fel-Pro BS 40713 Engine Crankshaft Seal Kit offers a blend of quality, affordability, and vehicle-specific design. For Jeep Wrangler owners experiencing crankshaft seal leaks, this kit provides a reliable and cost-effective solution. Consider it a worthy investment in your vehicle's longevity and performance.

While the installation may require some mechanical knowledge, the superior sealing performance, durable construction, and comprehensive kit make the Fel-Pro BS 40713 an excellent choice. Overall, if you value peace of mind and want to ensure a proper seal, this kit is hard to beat. Click here to check the latest price and availability!

Frequently Asked Questions (FAQ)

Q: What is a crankshaft seal, and why is it important?

A: The crankshaft seal prevents oil from leaking out of the engine where the crankshaft exits the engine block. It’s critical for maintaining proper engine lubrication.

Q: How do I know if my crankshaft seal is leaking?

A: Common signs include oil drips from the bellhousing or around the harmonic balancer, consistently low oil levels, and a visible oil film on engine components.

Q: Is it difficult to install the Fel-Pro BS 40713 crankshaft seal kit?

A: The difficulty depends on your mechanical skills. It requires removing certain engine components and using specific tools. If unsure, consult a professional mechanic.

Q: What tools do I need to install this kit?

A: Typically, you'll need sockets, wrenches, a torque wrench, a seal puller (sometimes included), and potentially a harmonic balancer puller (depending on whether it's a front or rear seal and the vehicle). Always consult your Jeep Wrangler repair manual for specific tool requirements.

Q: How does the Fel-Pro BS 40713 compare to cheaper alternatives?

A: Cheaper alternatives may use lower-quality materials and lack the precision engineering of Fel-Pro, potentially leading to premature failure and additional repairs. Fel-Pro is often considered superior to budget brands like no-name aftermarket kits.

Q: Are there any competitor kits worth considering?

A: National Oil Seals and Timken also offer crankshaft seal kits for Jeep Wranglers. Compare specifications and customer reviews to determine the best fit for your needs.

Q: Where can I purchase the Fel-Pro BS 40713 Engine Crankshaft Seal Kit?

A: You can find it online at auto parts retailers like Amazon, Advance Auto Parts, and AutoZone. It's also available at many local auto parts stores.

Q: How long does it typically take to replace a crankshaft seal?

A: The job can take anywhere from 2-5 hours, depending on your experience and the specific model of your Jeep Wrangler. Allocate sufficient time and ensure you have all the necessary tools and resources before starting.

Advantages

1

Superior sealing performance prevents oil leaks effectively

2

Vehicle-specific design ensures a perfect fit for Jeep Wranglers

3

Durable and long-lasting construction provides years of reliable service

Limitations

1

Installation requires moderate mechanical knowledge and experience

2

Incorrect installation can damage the seal and cause leaks

Expert Verdict

The Fel-Pro BS 40713 Engine Crankshaft Seal Kit is a reliable and well-engineered solution for Jeep Wrangler owners experiencing oil leaks, offering a superior fit and long-lasting performance. While installation requires some mechanical skill, the quality and value make it a worthwhile investment for any DIY enthusiast or professional mechanic.

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Sarah J. Verified Mar 31, 2026
5.0

Honestly a lifesaver for our trip to Copenhagen. Getting three in a pack was perfect because we had so many things to charge at night. No issues at all.

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