Harley 131 Problems: Specs, Tunes, Maintenance & More

The Harley Davidson 131, from Screamin’ Eagle, engine is a powerful, modern motorbike engine designed to provide riders with an exceptional performance. However, like any engine, it is not without its problems. This article will explore the Harley 131 engine in detail, discussing its specs, performance, common problems, and maintenance tips to help you get the most out of your Harley 131 engine.

Is The 131 Crate Motor Reliable?

The 131 crate motor is considered to be a reliable engine, offering impressive power and performance for Harley Davidson motorcycle enthusiasts. The engine has been designed with a focus on delivering increased horsepower and torque, making it a popular choice among riders looking for an upgrade to their current engine. However, as with any engine, it is essential to maintain the Harley 131 correctly to ensure its reliability and longevity.

Harley Davidson 131 Big Bore Kit / Crate Motor Cost

The cost of a Harley Davidson 131 Big Bore Kit or crate motor can vary depending on the specific parts and upgrades you choose. The base price for the oil-cooled version of the engine is around $6,195, while the Twin-Cooled version is available for approximately $6,395. These costs do not include other necessary parts, such as an oil cooler, exhaust system, and fitting. When factoring in these additional expenses, the total cost of acquiring and installing a Harley 131 engine can reach around $10,000.

Harley Davidson 131 Crate Motor Performance Specs

The Harley 131 crate motor boasts impressive performance specs, including:

Horsepower: 121.62 hp @ 5,620 RPM
Torque: 130.67 lb.-ft. @ 4,260 RPM
1/4 mile: 12.58 sec. @ 106.72 mph
0-30: 2.02 sec.
0-60: 4.09 sec.
0-100: 9.35 sec.
40-60 Top-Gear Roll-On: 4.29 sec.
60-80 Roll-On: 4.49 sec.

These performance numbers illustrate the powerful capabilities of the Harley 131 engine, making it an attractive option for those seeking an engine upgrade.

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Common Harley 131 Motor Problems

Despite its impressive performance, the Harley 131 engine is not without its problems. Some of the common issues faced by riders include:

Hard Starting

The Harley 131 engine may require several attempts to start, which can be frustrating for riders. This issue may be due to problems with the throttle or a stuck throttle position sensor (TPS).

Limp Mode Issues

Some riders have reported that their Harley 131 engine enters “limp mode” under certain circumstances, causing a significant reduction in power and performance. This issue can be caused by various factors, including a faulty sensor, overheating, or a problem with the engine’s computer.

Stuttering on Acceleration

The Harley 131 engine may stutter or hesitate during acceleration, potentially due to issues with the throttle or fuel system.

Tuner Necessary

The Harley 131 engine typically requires a tuner to optimize its performance and address issues such as heat and fuel efficiency. A proper tune can help the engine run cooler and more efficiently, reducing the risk of problems.

Heat Problems

The Harley 131 engine is known to run hotter than most riders are accustomed to due to the large-capacity performance motor. This can lead to uncomfortable levels of heat radiating from the engine, affecting rider comfort.

Oil Cooler Problems

Some riders have reported issues with the oil cooler on their Harley 131 engine, which can impact the engine’s ability to maintain optimal operating temperatures. An oil cooler is essential for keeping the engine running smoothly and preventing overheating.

Tendency to Overheat

The Harley 131’s tendency to run hot can be mitigated through several measures. Regular checks of the cooling system, including the radiator and coolant levels, are crucial. Upgrading to a high-performance oil cooler or installing aftermarket heat shields can also significantly reduce heat issues, enhancing rider comfort.

Issues at Low Fuel Levels

The Harley 131 engine may struggle to maintain optimal performance at low fuel levels, potentially causing issues with throttle response and acceleration.

Leaking Oil

The Harley 131 engine may experience oil leaks due to the high-performance design and the Milwaukee-Eight-Oil-Cooled engine. Regularly draining the oil and checking for leaks can help prevent this issue.

Clutch Slipping

The Harley 131 engine’s high torque and powerful performance can cause clutch slipping, which can be resolved by disengaging the traction control system.

Electrical Problems

The Harley 131 engine may experience electrical problems due to its high horsepower and torque output. Issues may include difficulty opening the throttle and power clamping. Proper maintenance and potential battery upgrades can help address these concerns.

Suspension and Brake Problems

Alongside the engine-specific issues, Harley 131 owners have reported challenges with suspension and brakes. Suspension issues often manifest as a rough ride or handling difficulties, particularly on uneven surfaces. Brake problems can range from reduced braking efficiency to unusual noises during braking, indicating wear or the need for adjustment.

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How To Maintain A Harley 131 Engine

To keep your Harley 131 engine running smoothly and reliably, it is essential to follow proper maintenance procedures. These include:

Regular Maintenance

Regular maintenance checks are critical for ensuring the continued performance and reliability of your Harley 131 engine. This includes checking and replacing fluids, such as oil and coolant, inspecting belts and filters, and cleaning air intake valves.

Frequent Oil Changes

Regular oil changes are essential for maintaining the performance and longevity of your Harley 131 engine. High-quality oil and filters can help reduce oil intake and improve engine performance. In addition, draining the oil and checking for leaks regularly can help prevent issues with oil leaks.

Frequent Fluid Flushes

Ensuring that your Harley 131 engine has fresh fluids, such as coolant and brake fluid, can help maintain optimal performance and prevent issues with overheating and braking. Regularly inspecting and replacing fluids as needed can help keep your engine running smoothly.

Frequent Cleaning

Keeping your Harley 131 engine clean is essential for maintaining performance and preventing issues with dirt and debris buildup. Regularly cleaning the engine, air intake valves, and exhaust system can help keep your engine running at its best.

Transmission Maintenance

To maintain the Harley 131’s transmission, pay attention to signs of clutch slipping and gear engagement issues. Regularly inspect the clutch plates and replace them if worn. Using high-quality transmission fluid and ensuring proper gear alignment can also prevent common transmission problems.

Screamin’ Eagle History

The history of the Screamin’ Eagle for Harley Davidsons is a tale of passion, innovation, and the pursuit of high-performance motorcycle customization. For many Harley enthusiasts, the Screamin’ Eagle represents more than just an aftermarket performance brand; it is a symbol of the unrelenting spirit that has driven Harley-Davidson to continuously push the boundaries of what a motorcycle can be.

The story of Screamin’ Eagle begins back in the 1970s, when Harley-Davidson was struggling to keep up with the rapidly evolving motorcycle industry. With the rise of Japanese motorcycle manufacturers, who were producing lighter and faster machines, Harley knew they needed to up their game. That’s when the company decided to invest in a new performance division, which would later become the Screamin’ Eagle.

Initially, Screamin’ Eagle was focused on producing bolt-on engine components that allowed Harley owners to extract more power from their bikes. As demand for these performance parts grew, so did the team behind Screamin’ Eagle, which eventually became an integral part of Harley-Davidson’s Motor Company.

Over the years, the Screamin’ Eagle brand has become synonymous with high-performance Harley Davidsons. Their product lineup has expanded to include not only engine components but also exhaust systems, suspension upgrades, and even complete high-performance motorcycles. These limited-edition models, known as CVO (Custom Vehicle Operations) bikes, are built with Screamin’ Eagle components and represent the pinnacle of Harley-Davidson performance.

One of the most significant milestones in Screamin’ Eagle’s history was the introduction of their Pro Street Tuner in 2016. This innovative device allows riders to easily customize their motorcycle’s performance by adjusting various engine parameters through a user-friendly interface. The Pro Street Tuner was a game-changer for Harley enthusiasts, giving them more control over their bike’s power and making it easier than ever to achieve their desired level of performance.

Today, the Screamin’ Eagle brand continues to push the boundaries of motorcycle performance, offering a wide range of high-quality aftermarket parts and accessories that cater to the needs of Harley-Davidson riders worldwide. Their dedication to innovation and craftsmanship has solidified the brand’s reputation as a leader in the motorcycle performance industry.

In conclusion, the history of Screamin’ Eagle for Harley Davidsons is a testament to the unwavering passion and determination that has driven Harley-Davidson to continuously innovate and improve their motorcycles. From their humble beginnings as a small performance division in the 1970s to their current status as a global leader in motorcycle performance, Screamin’ Eagle has played a crucial role in shaping the Harley-Davidson brand we know and love today. For Harley enthusiasts, the Screamin’ Eagle represents the ultimate expression of power, performance, and customization – an enduring symbol of the Harley-Davidson spirit.