You might be surprised to learn that the M8 114 engine's camshaft is an essential component that can greatly impact your ride's performance. In fact, upgrading to the right camshaft can release hidden power and torque. But with so many options available, it can be overwhelming to determine which one is best for your bike. From gear drive to hydraulic roller camshafts, each type has its unique benefits and drawbacks. To find the perfect match for your engine goals and riding style, you'll want to explore the top camshaft options available – and we're about to reveal the top 5 contenders.

Things to Note

• Consider camshaft material options, such as steel, billet aluminum, or cast iron, based on performance goals and engine requirements.
• Align camshaft profile with riding style and performance objectives, factoring in lift, duration, and lobe separation angle.
• Choose a camshaft that delivers power in the desired RPM range, with higher lift cams for higher RPM ranges and lower lift cams for lower ranges.
• Select camshaft specifications that optimize M8 114 engine performance, balancing airflow, performance, and power delivery.
• Ensure compatibility with Harley-Davidson Milwaukee-Eight models and consider upgrading valve train components for optimal performance and longevity.

S&S Cycle 0925-1360 310-1012B 475 Cam Chest Kit 475C – M8

Riders seeking a high-performance cam chest kit that provides increased flow capacity and improved tappet stability will find the S&S Cycle 0925-1360 310-1012B 475 Cam Chest Kit 475C – M8 to be an ideal choice.

This kit is precision machined from billet aluminum and features a blue anodized finish, ensuring durability and corrosion resistance. The independent scavenge sections for the flywheel cavity and cam chest, along with debris screens in scavenge pickups, enhance performance.

The magnet in the cam chest prevents debris from entering the oil pump, and the adjustable pressure relief valve allows for customized settings. With S&S precision tappets and Quickee pushrods, this kit provides improved tappet stability in high-lift and high-RPM situations, making it an excellent option for riders seeking enhanced performance.

Best For: Riders seeking high-performance cam chest kits for their motorcycles, particularly those who prioritize increased flow capacity and improved tappet stability.

Pros:

• High-quality construction with precision-machined billet aluminum and blue anodized finish for durability and corrosion resistance
• Independent scavenge sections and debris screens enhance performance and prevent debris from entering the oil pump
• Adjustable pressure relief valve and S&S precision tappets provide customized settings and improved tappet stability in high-lift and high-RPM situations

Cons:

• No specific warranty information is provided beyond the Amazon.com voluntary 30-Day Return Guarantee
• No information is available on the specific materials used for the gloss black pushrod tubes
• The product is relatively heavy at 10.9 pounds, which may be a concern for some riders

S&S Cycle 310-1014A Gear Drive 475G Cam Chest Kit for OC M8 Models

The S&S Cycle 310-1014A Gear Drive 475G Cam Chest Kit is an ideal choice for Harley-Davidson enthusiasts looking for a high-performance upgrade tailored for 2017-Newer Oil-Cooled Milwaukee-Eight models. Manufactured by S&S, a reputable brand in the industry, this kit weighs 12.27 pounds and has dimensions of 16.7 x 11.4 x 5.2 inches.

The exterior of the kit is painted and features a unique part number, 310-1014A, and ASIN, B08B1XPNM8. It has been on the market since February 8, 2016, and can be found on Amazon where it ranks #3,352,904 in Automotive and #2,250 in Powersports Valve Parts. Additionally, the kit comes with a 30-day return guarantee and a product warranty.

Best For: Harley-Davidson enthusiasts seeking a high-performance upgrade specifically designed for 2017-Newer Oil-Cooled Milwaukee-Eight models.

Pros:

• High-performance upgrade designed specifically for 2017-Newer Oil-Cooled Milwaukee-Eight models
• Manufactured by S&S, a well-known brand in the industry
• Comes with a 30-day return guarantee and a product warranty for added peace of mind

Cons:

• No additional features or benefits beyond the high-performance upgrade
• May not be compatible with other Harley-Davidson models
• No information available on specific performance improvements or gains

S&S Cycle 310-1013A Gear Drive 465G Cam Chest Kit for OC M8 Models

With its precision-crafted billet aluminum construction and blue anodized finish, the S&S Cycle 310-1013A Gear Drive 465G Cam Chest Kit stands out as a top choice for 2017-newer oil-cooled Milwaukee-Eight Harley-Davidson models seeking improved cam timing accuracy and increased flow capacity.

This kit features adjustable pressure relief valves, debris screens, and a magnet in the cam chest, ensuring peak performance. It includes a complete set of components, including an oil pump/cam plate, pushrods, tappets, tappet cuffs, and cam, all designed to work together seamlessly.

Made in the USA, this kit eliminates the need for a stock cam chain tensioner and is backed by a product warranty and Amazon's 30-day return guarantee. With a 5-star customer review rating, it's evident that this kit delivers on its promises.

Best For: Motorcycle enthusiasts and riders of 2017-newer oil-cooled Milwaukee-Eight Harley-Davidson models seeking improved cam timing accuracy and increased flow capacity.

Pros:

• Improves cam timing accuracy and increases flow capacity for enhanced performance
• Eliminates the need for a stock cam chain tensioner, simplifying the engine's design
• Backed by a product warranty and Amazon's 30-day return guarantee, ensuring customer satisfaction

Cons:

• No specific drawbacks or negative reviews were mentioned in the product description
• The product may not be compatible with older Harley-Davidson models or other motorcycle brands
• The installation process may require professional expertise, adding to the overall cost

Mega 8 Hi-Lift Hydraulic Roller Camshaft for Harley Davidson

Harley Davidson enthusiasts seeking a significant boost in torque and power under the curve will find the Mega 8 Hi-Lift Hydraulic Roller Camshaft an unbeatable choice. This exceptional camshaft, manufactured by COMP Cams, is specifically designed for Harley Davidson Milwaukee 8 models.

It provides big torque and top-end gains, producing over 138+ HP with ported heads, performance exhaust, and intake system. The camshaft features a 248/254 duration at .053, 110-degree lobe separation angle, and 0.522/0.522 valve lift. Made in the USA, it's the best choice for Harley M8, offering superior torque production and power under the curve.

With a 30-day return guarantee and product warranty information available, customers can purchase with confidence.

Best For: Harley Davidson enthusiasts seeking a significant boost in torque and power under the curve, particularly those with Milwaukee 8 models.

Pros:

• Provides big torque and top-end gains, producing over 138+ HP with ported heads, performance exhaust, and intake system
• Specifically designed for Harley Davidson Milwaukee 8 models, offering superior torque production and power under the curve
• Made in the USA and backed by a 30-day return guarantee and product warranty information

Cons:

• May require additional modifications such as ported heads, performance exhaust, and intake system to achieve maximum HP gains
• No OEM part number is provided, which may make it difficult to verify compatibility
• The product's weight and dimensions may make it difficult to handle and install for some users

S&S Cycle Gear Drive Camshaft Kit for Harley-Davidson Milwaukee-Eight

Riders seeking a high-performance camshaft kit that eliminates the cam drive chain and tensioner will find the S&S Cycle Gear Drive Camshaft Kit to be an ideal choice for their Milwaukee-Eight 114 engine.

This kit, specifically designed for 114 and larger engines, provides improved valve timing accuracy and is made in the USA. It includes all required bearings, o-rings, and hardware, ensuring a smooth installation process. Additionally, it's compatible with Harley-Davidson Milwaukee-Eight models from 2017 to 2019.

Note that it requires Adjustable Pushrods (# 930-0123) and Heavy Duty Valve Springs (# 900-0958) for proper installation. With its gear drive design, this camshaft kit is a top contender for those looking to upgrade their Milwaukee-Eight 114 engine.

Best For: Riders seeking high-performance camshaft kits for their Harley-Davidson Milwaukee-Eight 114 engines.

Pros:

• Eliminates the cam drive chain and tensioner for improved performance
• Provides improved valve timing accuracy with its gear drive design
• Includes all required bearings, o-rings, and hardware for a smooth installation process

Cons:

• Requires additional purchases of Adjustable Pushrods (# 930-0123) and Heavy Duty Valve Springs (# 900-0958) for proper installation
• Limited compatibility to Harley-Davidson Milwaukee-Eight models from 2017 to 2019
• No warranty information is provided in the product description

Factors to Consider When Choosing Cams for M8 114

When selecting the best cams for your M8 114, you'll want to ponder several key factors to guarantee you get the performance you need.

You'll need to think about the type of camshaft material that's right for you, as well as your engine's performance goals and the RPM range you'll be operating in.

Camshaft Material Options

You'll need to evaluate the camshaft material that best suits your M8 114's performance goals, as it greatly impacts the engine's overall power and durability. The right material can make a significant difference in your engine's performance.

Steel camshafts are a popular choice for high-performance applications due to their exceptional strength and resistance to wear. If you're looking for a lightweight option, billet aluminum camshafts offer excellent machinability and can withstand high RPMs.

On the other hand, cast iron camshafts are a cost-effective option, making them suitable for stock or lower-performance applications.

When choosing a camshaft material, consider factors like weight, strength, heat dissipation, and overall engine performance. For instance, billet aluminum camshafts can help reduce weight and improve engine responsiveness, while steel camshafts can provide added strength and durability.

Engine Performance Goals

To achieve your desired performance goals, contemplate what you want to gain from upgrading your M8 114's camshaft, whether it's increased horsepower, torque, or overall engine efficiency. This will help you determine the best camshaft profile for your bike.

You'll want to reflect on how you ride and what you need from your engine. Do you desire more low-end torque for twisting roads or more mid-range power for highway cruising? Perhaps you're seeking a boost in high-end performance for track days. Whatever your goals, understanding the characteristics of different camshaft profiles is key.

The lift, duration, and lobe separation angle of the camshaft will all impact power delivery and engine response. It's also vital to assess how the camshaft will work with your intake, exhaust, and other engine components.

If you're uncertain, consult with experts or engine builders to assist you in choosing the right camshaft for your specific needs. By aligning your camshaft with your riding style and performance objectives, you'll be able to unleash your M8 114's full potential.

RPM Range Considerations

Your M8 114's RPM range is a critical factor in choosing the right camshaft, as it directly impacts the engine's power delivery and overall performance. When selecting a camshaft, consider your riding style and performance goals to determine the ideal RPM range.

If you're a thrill-seeker who likes to rev high, you'll want a camshaft designed for higher RPM ranges. Conversely, if you're a laid-back cruiser, a lower RPM range camshaft will suit you better.

The camshaft's design plays a significant role in determining the RPM range where the engine makes power. For instance, higher lift cams are typically designed for higher RPM ranges, while lower lift cams are better suited for lower RPM ranges.

To get the most out of your engine, choose a camshaft that provides power where you need it most in your RPM range. By understanding your desired RPM range, you'll be able to select the most suitable camshaft for your M8 114 engine, ensuring top performance and power delivery.

Lift and Duration Specs

When selecting cams for your M8 114, lift and duration specifications are vital factors to take into consideration, as they directly impact airflow, performance, and power delivery. Lift refers to how far the valve opens, which influences airflow and performance. A higher lift cam can increase horsepower and torque, but matching it to your engine size and desired power characteristics is crucial.

Duration, on the other hand, determines how long the valve stays open, affecting power delivery. A longer duration cam can also enhance horsepower and torque, but it may not be suitable for all engine types. You must assess your engine's specific requirements and balance lift and duration specifications accordingly.

Understanding lift and duration specifications is essential to optimize performance for your M8 114 engine. By selecting the appropriate cam specifications, you can unleash your engine's full potential and achieve the power and performance you desire.

Valve Train Components

As you explore selecting the perfect cams for your M8 114, it's important to think about the valve train components that work in harmony with the camshaft to control the engine's valves. These components, including camshafts, lifters, pushrods, and valve springs, play a significant role in the engine's performance, power delivery, and efficiency.

When choosing valve train components, consider factors like material quality, design precision, and compatibility with other engine parts. You should also think about the intended use of your motorcycle, as this can impact the type of components you need.

Upgrading your valve train components can have significant benefits, including improved valve timing accuracy, increased horsepower, and enhanced engine reliability. However, it's important to remember that proper maintenance and regular inspection of these components are vital to ensuring optimal performance and longevity.

Torque and HP Gains

With your valve train components in check, you can now focus on maximizing torque and horsepower gains by selecting the right cams for your M8 114 engine.

You want camshafts that provide big torque and top-end gains for peak performance. Look for cams that can produce over 138+ HP when paired with performance upgrades like ported heads and exhaust systems.

To achieve ideal torque production and power delivery, choose camshafts with specific duration, lobe separation angles, and valve lift. Consider camshaft kits that offer improved valve timing accuracy and compatibility with your engine size for enhanced performance.

Frequently Asked Questions

What Is the Ideal Camshaft for a Stock M8 114 Engine?

When it comes to upgrading your ride, you're probably wondering what the ideal camshaft is for your stock engine. You want a boost in power and performance without sacrificing reliability.

For a stock M8 114 engine, you'll want a camshaft that complements its existing specs. Look for a cam with a moderate lift and duration to enhance torque and horsepower without overwhelming the engine. This balance will give you the perfect blend of power and drivability.

Can I Install Cams Myself or Do I Need a Mechanic?

Oh, you think you're a master mechanic just because you've watched a few YouTube tutorials?

Newsflash: installing cams yourself isn't a DIY project for the faint of heart. Unless you're comfortable with the idea of destroying your engine, it's best to leave it to a pro.

You'll need specialized tools and a deep understanding of engine dynamics, so don't risk it – take your M8 114 to a trusted mechanic and let them handle the cam installation.

How Long Does It Take to Break in New Camshafts?

You're wondering how long it takes to break in new camshafts. Generally, it takes around 500 to 1,000 miles to fully break in new camshafts.

During this time, you'll need to drive gently, avoiding high RPMs and heavy acceleration. This allows the camshaft's lifters and valve train to properly seat and adjust.

After the break-in period, you can start driving normally, but it's still important to monitor your engine's performance and adjust as needed.

Will New Cams Affect My Motorcycle's Warranty?

You're wondering if new cams will affect your motorcycle's warranty. Generally, installing aftermarket parts like camshafts can void your warranty, especially if they're not OEM-approved.

However, it depends on your manufacturer's policies and the type of warranty you have. You'll need to check your warranty terms or consult with the manufacturer to determine if the new cams will impact your coverage.

Are Hydraulic Roller Cams Better Than Solid Roller Cams?

'Let's get to the heart of the matter – are hydraulic roller cams the way to go, or do solid roller cams reign supreme?

You're probably thinking, 'What's the real difference?'

Well, hydraulic rollers offer a quieter, more maintenance-free ride, while solid rollers provide a more aggressive, high-performance punch.

It's like choosing between a smooth, silky road and a thrilling, twisty one – which one gets your engine revving?'

Conclusion

You've got the keys to unleashing your M8 114's full potential. With the right camshaft, you can transform your ride into a beast on the road.

Did you know that a high-performance camshaft can increase your engine's horsepower by up to 20%? That's a significant bump in power and performance.

Now, get ready to take your M8 114 to the next level with one of these excellent camshaft options.