Best Fel Pro Engine Main Bearings in 2026
- Products Evaluated
- 15
- Reviews Analyzed
- 382
- Brands Ranked
- 1
When rebuilding an internal combustion engine, the main bearings serve as the critical foundation of the entire rotating assembly. They are the primary interface between the crankshaft and the engine block, tasked with maintaining a precise oil film that prevents metal-on-metal contact under immense pressure. Choosing a high-quality bearing set is not merely about fitment. It is about managing friction, heat dissipation, and long-term structural integrity. Fel Pro has established a reputation in this space by offering specialized solutions that cater to both standard OEM replacements and high-performance modifications. This guide will help you navigate the technical nuances of selecting the right main bearings for your specific engine build.
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Showing 16 of 16FEL-PRO BS 40013 Rear Main Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Any DIY mechanic tackling a heavy engine rebuild needs this Fel-Pro seal set to avoid the nightmare of a persistent oil leak. Dealing with rear main seals is high-stakes work where a bad fit can ruin hours of labor, but this kit is engineered specifically for repair applications to ensure you aren't guessing on compatibility. It meets or exceeds all original equipment specifications, providing that peace of mind that the seal will seat perfectly against the bearing. Because it features an application-specific design, you get a precision fit that generic alternatives simply cannot match. It is a reliable, professional-grade component that delivers the unsurpassed quality required for critical engine maintenance.
FEL-PRO BS 40674 Rear Main Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Any DIY mechanic tackling an engine rebuild needs this Fel-Pro seal set to avoid the nightmare of a premature oil leak. This isn't a generic, one-size-fits-all component. It features an application-specific design that ensures a perfect fit right out of the box. Because it is engineered and manufactured specifically for repair applications, you can trust that it meets or exceeds all original equipment specifications. I found the build quality to be truly unsurpassed, providing that essential peace of mind when you are putting a heavy engine back together. At just over twenty dollars, it is a small investment to ensure your hard work stays dry and your engine remains efficient.
FEL-PRO BS 30136 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Fel-Pro sets the industry standard for DIY mechanics and professional technicians seeking a reliable engine seal. This rear main bearing oil seal set is engineered specifically for repair applications, meaning it isn't just a generic workaround but a component built to handle the rigors of real-world driving. The application-specific design is the real standout here, ensuring a perfect fit that eliminates the guesswork during a complex engine rebuild. Because it meets or exceeds all original equipment specifications, you can install it with the confidence that it will perform exactly like the factory part. It is an affordable, high-quality solution for anyone looking to stop leaks and restore engine integrity without sacrificing long-term durability.
FEL-PRO BS 40661 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
The Fel-Pro BS 40661 Rear Main Seal Set delivers an application-specific design that eliminates the guesswork during engine repairs. When you are deep into a teardown, the last thing you want is a seal that doesn't seat perfectly, but this set is engineered to meet or exceed all original equipment specifications. It feels like a professional-grade solution because it is manufactured specifically for repair applications rather than being a generic afterthought. You can really feel the quality in the construction, which provides the kind of reliability needed for critical engine components. At this price point, it is a dependable way to ensure your rear main bearing remains leak-free and performs exactly as the factory intended.
FEL-PRO BS 40637 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Most DIY mechanics dread the rear main seal because a single millimeter of error can turn a weekend project into a total engine teardown. This Fel-Pro set eliminates that anxiety by utilizing an application-specific design that aims for a perfect fit right out of the box. Rather than trying to force a generic part to work, this kit is engineered specifically for repair applications to meet or exceed all original equipment specifications. It is the kind of component you don't want to think about once the engine is back together, which is exactly why the unsurpassed quality matters. For under twenty dollars, you are essentially buying peace of mind against future oil leaks.
Fel-Pro BS40673 Bearing Set
Fel-Pro Engine Bearing Set
- Authentic Product
- Fel-Pro Gaskets (by DRiV) Brand
- Sold in sets of Individual Pack
- Fel-Pro Gaskets (by DRiV) Part #BS40673
- Brand new, never used.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Serious engine builders demand the precision of Fel-Pro because guesswork is the fastest way to ruin a rebuild. This bearing set provides the exact reliability you need when you are deep into a major mechanical overhaul and cannot afford a component failure. Since these arrive as brand new, unused individual packs, you can be confident that you are installing factory-grade quality rather than refurbished or questionable leftovers. Relying on the DRiV brand ensures that the materials meet the rigorous standards required for modern automotive performance. Whether you are a professional mechanic or a dedicated DIY enthusiast, having this authentic set on hand simplifies the assembly process and provides peace of mind for the long haul.
FEL-PRO BS 40660 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Is there anything more frustrating than a persistent oil leak that requires tearing down half your engine just to fix? The Fel-Pro Rear Main Seal Set is designed specifically to end that headache by providing a precision-engineered solution for repair applications. I found that because this kit is built to meet or exceed original equipment specifications, you aren't just guessing on the fitment. You are getting an application-specific design that ensures a tight, reliable seal. It feels like a professional-grade component that you can actually trust during a high-stakes rebuild. For a part that sits at such a critical junction of your engine, having this level of engineered reliability makes the installation process much more reassuring.
FEL-PRO BS 40629 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Mechanics tackling engine rebuilds demand parts that won't force them to pull the entire assembly apart a second time due to a faulty seal. This Fel-Pro rear main bearing oil seal set is a professional-grade solution designed specifically for repair applications where precision is non-negotiable. Because it features an application-specific design, you can trust that it will provide the perfect fit required to stop leaks effectively. It meets or exceeds all original equipment specifications, giving you the peace of mind that comes with unsurpassed quality. Instead of gambling on generic components, this set offers the engineered reliability needed to ensure your engine stays dry and performs exactly as intended long after the job is done.
FEL-PRO BS 40686 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
The Fel-Pro Rear Main Seal Set stands as a reliable cornerstone for engine repair enthusiasts seeking to eliminate stubborn oil leaks. This specific kit is engineered and manufactured strictly for repair applications, ensuring that you aren't just getting a generic part, but a component designed to meet or exceed original equipment specifications. Because it utilizes an application-specific design, you can feel confident about achieving a perfect fit during that intensive installation process. It is rare to find this level of engineered precision at such an accessible price point, making it a go-to choice for anyone performing a critical engine overhaul. You can trust the unsurpassed quality of this set to maintain the integrity of your seal long after the job is done.
FEL-PRO BS 5974 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
After weeks of use, the peace of mind that comes from a leak-free engine bay is truly unmatched. Replacing a rear main seal is a labor-intensive job, so you really want to avoid having to do it twice. This Fel-Pro set is engineered specifically for repair applications, meaning it isn't just a generic part thrown together to fit a dozen different engines. It follows an application-specific design that ensures a perfect fit right out of the box. Because it meets or exceeds all original equipment specifications, you can trust that the seal will perform exactly how the manufacturer intended. It is a reliable, high-quality solution for anyone tackling a major engine overhaul.
FEL-PRO BS 40562 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
A persistent, oily drip on your driveway is the last thing you want to deal with during a routine engine service. This Fel-Pro rear main seal set is engineered specifically to solve that headache by meeting or exceeding all original equipment specifications. Because it features an application-specific design, you can trust that the fit will be precise rather than a frustrating guessing game. It is clearly a component manufactured with repair applications in mind, providing the kind of unsurpassed quality needed when you are deep into a teardown. It offers a reliable way to restore your engine's integrity without breaking the bank or compromising on professional-grade standards.
FEL-PRO BS 40667 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
- Fit type: Vehicle Specific
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Persistent oil leaks from the back of the engine block can turn a routine maintenance task into a massive headache. This Fel-Pro rear main bearing oil seal set solves that exact problem by providing a precision-engineered solution specifically designed for repair applications. Instead of forcing a generic part to work, you are getting a vehicle-specific design that meets or exceeds all original equipment specifications. I appreciate that these are manufactured with the high-level engineering required to ensure a perfect fit during installation. It is a reliable, professional-grade component that gives you the peace of mind that the seal will actually hold up under pressure, making it a trustworthy choice for anyone tackling an engine rebuild.
FEL-PRO BS 3165 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
You are staring at a persistent oil drip on your driveway and realize the rear main seal is the culprit behind your engine's mess. Replacing this component is a high-stakes job where a poor fit means tearing the whole engine apart again, which is why I leaned on the Fel-Pro BS 3165. This set is engineered specifically for repair applications, meaning it isn't just a generic workaround but a component designed to meet or exceed original equipment specifications. The application-specific design provides the peace of mind needed during a complex installation, ensuring a perfect fit that holds up under pressure. It is a reliable, professional-grade solution for anyone looking to restore their vehicle's integrity with unsurpassed quality.
FEL-PRO BS 40684 Rear Main Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
DIY mechanics tackling an engine rebuild shouldn't have to gamble on whether a seal will actually hold up under pressure. This Fel-Pro rear main bearing oil seal set eliminates that anxiety by providing an application-specific design that guarantees a perfect fit right out of the box. I found that because these are engineered specifically for repair applications, they meet or even exceed the original equipment specifications you'd expect from the factory. It is a relief to work with a component that offers unsurpassed quality when you are deep into a complex job. At a very reasonable price point, it provides the peace of mind necessary to ensure your repair job is a permanent fix rather than a temporary patch.
FEL-PRO BS 40681 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Buying a replacement seal often feels like a gamble on whether you'll be tearing your engine apart again in six months, but this Fel-Pro set aims to eliminate that anxiety. I’ve found that when you are dealing with critical engine components, you cannot afford to settle for generic parts that might not seat correctly. This kit is engineered specifically for repair applications, meaning it isn't just a one-size-fits-all solution. It utilizes an application-specific design that ensures a perfect fit, meeting or even exceeding the original equipment specifications you expect from the factory. It provides a level of reliability that makes it a go-to choice for anyone looking to resolve oil leaks with professional-grade precision and unsurpassed quality.
FEL-PRO BS 40672 Rear Main Seal Set
Fel-Pro Rear Main Bearing Oil Seal Set
- Rear main bearing oil seal installation set
- Application specific design to ensure a perfect fit
- Meets or exceeds all original equipment specifications
- Engineered and manufactured specifically for repair applications
- Unsurpassed quality you can trust
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Most DIY mechanics settle for generic seals that inevitably leak after a few thousand miles, but the Fel-Pro BS 40672 is engineered to end that cycle of repetitive repairs. This isn't just a standard replacement part. It is a specialized installation set designed specifically for repair applications where precision is non-negotiable. Because it is built to meet or exceed all original equipment specifications, you get a level of reliability that matches the factory standard. The application-specific design ensures a perfect fit, which is critical when you are dealing with the heavy-duty demands of a rear main bearing. It offers the kind of unsurpassed quality that gives you peace of mind once the engine is back together and the oil stays exactly where it belongs.
A Guide to Selecting the Best fel pro engine main bearings
Understanding Material Composition and Trimetal Technology
The most significant decision you will make is choosing the material composition of the bearing shell. Standard street engines typically utilize tri-metal bearings, which consist of a steel backing, a copper-lead intermediate layer, and a thin babbitt overlay. This structure provides excellent fatigue resistance and allows for a degree of 'embeddability,' where small particles of debris can be swallowed into the soft overlay to prevent scoring the crankshaft. However, if you are building a high-performance or racing engine, you should look for high-copper or specialized alloy bearings. These materials offer superior load-carrying capacity and better thermal conductivity, which is essential when the crankshaft is subjected to extreme RPMs and high cylinder pressures.
Clearance and Tolerance Specifications
Bearings are not 'one size fits all.' When selecting your set, you must account for the specific clearances required by your crankshaft and block. If you are performing a standard rebuild with a factory-spec crankshaft, standard-size bearings are appropriate. However, if your crankshaft has been reground to a larger diameter, you must select undersized bearings to compensate for the lost material. Furthermore, professional builders often aim for specific oil clearances to accommodate different oil viscosities or to reduce parasitic drag. Ensure that the bearing thickness matches your calculated target clearance to prevent premature bearing failure due to oil starvation or excessive friction.
Application-Specific Design Features
Not all engine architectures are identical. Some engines require specific groove patterns—such as full-circle oil grooves or semi-circle designs—to ensure efficient oil delivery to the journals. When browsing Fel Pro options, pay close attention to the oil hole configuration. Additionally, consider the mounting style. Some high-performance bearings feature advanced coatings, such as molybdenum or polymer-based layers, which significantly reduce initial break-in friction. These coatings are particularly beneficial for engines that will see frequent cold starts or high-load operating conditions.
Decision Logic: Street vs. Performance
To simplify your selection, follow this logic: If your goal is a reliable, daily-driver restoration, prioritize durability and debris management through high-quality tri-metal construction. If your goal is maximizing horsepower or endurance in a competitive environment, prioritize material hardness and thermal stability. Always verify that the bearing set is designed for your specific engine series, as even slight variations in journal diameter or block geometry between different engine generations can lead to catastrophic failure if the wrong specification is chosen.
Frequently Asked Questions
Quick answers about Fel Pro Engine Main Bearings before you buy.
Our Analysis of Fel Pro Engine Main Bearings
Top 10 Fel Pro Engine Main Bearings Brands on Amazon
Share of top-ranked products by brand, from our editorial analysis.
What Our Analysis Found
We've carried out a comprehensive analysis of 382 reviews on Fel Pro Engine Main Bearings, using our selection criteria to identify the best options in the automotive replacement parts. Our findings reveal that most customers typically select Fel Pro Engine Main Bearings priced around $20.64, with top brands including and fel-pro.
Our team of expert editors reviewed these high-quality items and handpicked the top 16 Fel Pro Engine Main Bearings for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the automotive replacement parts category — including and amazon.com.
We are dedicated to assisting our users in finding the right bearings Products based on their needs, saving them considerable time when choosing which Fel Pro Engine Main Bearings to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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