Best Clutch For Predator 212 – Unleashing Maximum Power!

The heart of any engine lies in its ability to transmit power seamlessly to the drivetrain. When it comes to the formidable Predator 212 engine, selecting the best clutch becomes a critical decision.

Let’s dive into the world of clutches and explore the options that can truly unleash the potential of your Predator 212.

Understanding the Predator 212 Engine:

The Predator 212 engine is known for its robust design and raw power, making it a favorite among enthusiasts. However, to harness this power efficiently, a high-quality clutch is indispensable.

Understanding the Predator 212 Engine
Source: amazon

A go-kart clutch serves as a link connecting the engine’s crankshaft to the rear axle or drive axle of the go-kart. This crucial component enables the engine to operate at low rpms without encountering resistance from the drive axle.

Once the set engagement rpm is reached, the clutch activates, initiating the application of torque to the drive axle and propelling the go-kart forward. Before delving into clutch options, let’s get a better understanding of the Predator 212 engine itself.

Predator 212 Clutch – Key Insights!

Understanding clutches might seem like deciphering a magic trick, especially how they engage at specific rotational speeds while freely spinning at others.

In the case of a Predator 212 clutch, this process relies on the interaction between weights and springs to engage at a predetermined revolution per minute (RPM).

The shoes of the clutch are splined to the crankshaft, and the clutch drum body is linked to the rear axle through the sprocket.

As the engine RPM increases, centrifugal force prompts the weights to move outward. Consequently, the shoes attempt to connect with the clutch drum body.

The springs play a crucial role in keeping the weights in check. At lower RPMs, when the engine isn’t producing peak torque, the clutch remains disengaged. As the engine speed rises, reaching the peak torque range, the springs can no longer restrain the outward movement of the weights.

The formidable force generated causes the friction between the shoes and the body to prevent slippage. Consequently, the sprocket engages, driving the axle and wheels, propelling the movement of the vehicle.

5 Best Predator 212 Clutches – Choice Is Yours!

  • Hilliard Inferno Flame – Ideal for High-Performance Racing Applications in Clone and LO206
  • Hilliard Extreme Duty Clutch – Premium Option for Recreational Use, with a Higher Price Tag
  • Max-Torque – Recommended for Recreational Use, Especially in Yard Karts, with a Higher Cost
  • FDJ Go Kart/Mini Bike Clutch – Budget-Friendly Choice for Recreational Use
  • Comet Clutch – Premium Option for Recreational Use, Especially in Yard Karts, with a Higher Price
5 Best Predator 212 Clutches
Source: betterkarting

A Predator 212 clutch stands out as a crucial component in ensuring your go-kart functions effectively. Specifically designed to permit slippage at low engine rpms, the clutch disengages the engine crankshaft.

As the engine reaches peak torque, the clutch shoes engage with the drum, facilitating movement for your go-kart. A clutch serves the purpose of allowing you to keep the engine running at idle without stalling, even when you’re stationary. But, where’s the clutch pedal?

You won’t find it here! In the case of a Predator 212 clutch, or any centrifugal clutch for that matter, engagement occurs at a specific engine RPM. Imagine spinning in a circle at a rapid pace—your arms naturally want to move away from the center of your body.

A centrifugal clutch operates on a similar principle. As the engine RPM rises, the weights within the clutch have the urge to fly out. When this happens, the clutch engages, effectively connecting the engine to the drivetrain, and off you go.

1. Hilliard Inferno Flame:

The Hilliard Inferno Flame Clutch stands out as an ideal choice for racing applications, making it equally suitable for recreational use and custom builds.

Hilliard Inferno Flame
Source: topkartusa

Designed to fit predator 212 and Clone engines with a ¾” shaft size, it is robust enough to handle both horsepower and weight effectively.

Notably, the clutch and sprocket are sold separately, providing flexibility for racing applications where tunability of the gear ratio is crucial. This versatility allows compatibility with both 35 and 219 chains. For 35 chain users, a variety of sprocket options are available. 

Easy AssemblySimple assembly process for user convenience
Adjustable RPM EngagementAbility to adjust engagement RPM for customization
Heavy DutySturdy construction for durability
Racing ApplicationSuitable for high-performance racing applications
Clutch Sprocket (Sold Separately)Sprocket not included, available separately
Bore3/4-inch bore diameter
Keyway Shaft3/16-inch keyway shaft for secure fitting

Available Sprockets:

35 Chain Sprockets:

ToothChain Type

219 Chain Sprockets:

ToothChain Type

The adjustable engagement RPM feature is facilitated by easily interchangeable springs, allowing you to customize the tuning of the engagement RPM. If you’re seeking a durable replacement for your current Predator 212 Clutch, the Hilliard Inferno Flame Clutch is a reliable choice.

2.  Hilliard Extreme Duty Clutch:

The Hilliard Extreme Duty Clutch stands out as one of the best due to the numerous advantages it brings to the table.

Integral Keyway DesignIncludes an integral keyway for secure fitting
Sintered Metal Clutch ShoesUtilizes durable sintered metal clutch shoes for enhanced performance
Supports up to 13 HPCapable of supporting engines with a power output of up to 13 HP
Several Engagement Speeds with Different SpringsOffers multiple engagement speeds through the use of various spring sets
Economically Priced for Higher Performance and TunabilityCost-effective option with enhanced performance and tunability
10 Tooth and 12 Tooth SprocketsAvailable in both 10-tooth and 12-tooth sprocket options
35 and 40/41 Chain Sprockets availableCompatible with both 35 and 40/41 chain sprockets
Engagement Ranges from 1,200 – 3,000 RPM with SpringsAdjustable engagement ranges between 1,200 and 3,000 RPM using springs

Hilliard produces the premier Predator 212 clutch. While it may come with a slightly higher price tag, the choice is clear: spend more time enjoying the thrill of racing rather than constantly tinkering with your Predator 212 clutch. The answer is straightforward in my opinion.

3. Max Torque SS:

The Max Torque SS (Six Shoe) clutch stands as an excellent choice for the Predator 212. Its reliable and durable performance is attributed to a time-tested design.

Max Torque SS
Source: summitracing

Max Torque has been manufacturing these clutches since the 1970s, showcasing their extensive knowledge of what works and what doesn’t in clutch design.


3/4″ Shaft BoreBore size suitable for a 3/4-inch shaft
3/16 KeywayKeyway with a 3/16-inch width
Six Shoes for Clutch EngagementIncorporates six shoes for effective clutch engagement
Used with a 35 ChainCompatible for use with a 35 chain
Garter Spring made of 302 Stainless SteelGarter spring crafted from durable 302 stainless steel
Available 12 and 13 Tooth SprocketsOptions for 12-tooth and 13-tooth sprockets available

The strength of this Predator 212 clutch lies in its simplicity. With a single engagement spring, the flexibility to change out springs allows for adjustable engagement.

The inclusion of six shoes in the clutch ensures a secure engagement. Additionally, it boasts a 3/4″ shaft bore and a 3/16″ keyway slot, making it a perfect fit for the Predator 212 engine.

4.  FDJ Go-Kart Clutch:

Available Sprockets:

ToothChain CompatibilityBoreKeywayPricing
1040/41/4203/4″3/16 built-inAffordable
1140/41/4203/4″3/16 built-inAffordable
1240/41/4203/4″3/16 built-inAffordable

Note: The sprockets are designed to fit with a 40/41/420 chain and feature a 3/4″ bore with a built-in 3/16 keyway. They are the most cost-effective option available.

FDJ Go-Kart Clutch
Source: ebay

This Predator 212 clutch stands out as the most budget-friendly choice, offering the lowest cost among all options on this list. It proves to be an excellent fit for constructing a backyard fun kart, with numerous users achieving fantastic results.

Implementing basic maintenance practices for the clutch is essential, as it significantly contributes to its longevity and helps prevent issues like slipping and overheating.

5. Comet Clutch:

3/4″ BoreBore size of 3/4 inch for secure fitting
Six Shoes for EngagementIncorporates six shoes for effective engagement
3 ¾” Wide DrumWide drum with 3 ¾ inches for increased surface area
Pre-LubricatedComes pre-lubricated for ease of use
High Temperature SpringEquipped with a high-temperature spring for durability

The Comet Clutch holds the fifth position on the Predator 212 clutch performance list, showcasing slight improvements compared to the FDJ.

These enhancements justify the higher price point when compared to the FDJ Predator 212 clutch. Despite the claim of being a maintenance-free 4″ clutch, it’s important to note that in reality, none of these clutches are entirely maintenance-free.

Clutches, including those for the Predator 212 on this list, require periodic servicing. This particular clutch features a 3 ¾” wide engagement drum, providing increased surface area for more durable and robust engagement.

With six shoes ensuring a chatter-free operation, a high-temperature-rated spring, and factory-oiled bushings to prevent wear, the Comet Clutch is designed for reliable performance. However, as with all clutches, some level of servicing will be necessary over time.

Predator 212 Clutch Details:

When selecting a clutch for your Predator 212 engine, it’s crucial to pay attention to specific features to ensure optimal performance. Here are some key details to consider:

Shaft Size3/4″ bore size
Maximum Torque at 2500 RPMStall speed should fall within this range
Minimum HP SupportCapable of supporting a minimum of 6.5 HP

These details are among the most critical factors to consider when acquiring a Predator 212 clutch.

Peak Torque Range Adjustment:

To optimize your clutch’s performance, it’s crucial to ensure that it engages at or slightly before the peak RPM.

Determining the peak torque can be challenging, especially when modifying your Predator engine. Let’s examine the stock Predator 212 specifications to guide us in setting the clutch engagement.

A Predator 212 clutch should ideally engage between 2400 and 2600 RPM, as recommended by BMI Karts & Parts. The peak torque of a stock Predator 212 engine occurs at 2500 RPM. Adjusting the engagement RPM involves tweaking the springs and/or weights:

AdjustmentEffect on Engagement
Lighter SpringEarlier Engagement
Heavy SpringLater Engagement
Lighter WeightsLater Engagement
Heavy WeightsEarlier Engagement

Hilliard provides a helpful bar graph indicating which color springs engage at specific RPMs, allowing you to experiment with different combinations for optimal engagement.

To monitor your RPM accurately, investing in a tachometer is advisable. While a MyChron tachometer might be too advanced for a backyard kart, a simple tachometer is a worthwhile investment.

It not only helps fine-tune your Predator 212 clutch but also safeguards your engine by preventing it from exceeding its rated RPM, avoiding potential damage.

Cleaning and Maintenance

Whether you have a budget-friendly or a premium Predator 212 clutch, proper cleaning and maintenance are essential.

Clutches are wear items, prone to getting dirty, overheating, and experiencing wear and tear. By showing them a bit of care and tender loving care (TLC), you can extend their lifespan.

Before installing a newly purchased Predator 212 clutch, follow these steps:

  1. Remove the Drum:
  • Take off the drum from the clutch, revealing a brass or steel bushing on the inside of the sprocket.
  • Apply a few drops of 30W oil to the bushing using your finger. Avoid excessive oiling to prevent slippage or potential fires caused by oil reaching the shoe contact surface.

  2. Clean the Drum:

  • Use mineral spirits or brake cleaner to wipe down the drum area where the shoes will make contact.
  • Some metals may be shipped with a light film of oil to prevent surface rusting, and wiping this off helps prevent slippage during the initial use of the clutch.

  3. Post-Use Maintenance:

  • After each use, it’s advisable to apply oil to the crankshaft and clutch bushing.
  • If safely possible, use a spray nozzle attachment to apply lubricant to the bushing. WD-40 or a similar lubricant is suitable.


Choosing a clutch for your Predator 212 engine may not be the most thrilling aspect of your go-karting journey, but it’s a crucial part of the process.

Learning which clutch offers the best performance and durability is part of the adventure. While cheaper clutches on this list are around $20, it’s tempting to opt for them, but investing in a durable option can save you from frequent replacements and potential issues.

Having been through the experience of choosing cheaper options, in the end, investing in a more durable clutch would have been a wiser decision. I hope this information proves helpful, and if you have any questions, feel free to return home or contact us for assistance.

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