Best Go Kart Clutch

In this review, we’ll be taking a look at the best clutches for go-karts. We will review the best clutches and evaluate their material, type, build quality, application and specifications. There will also be a buying guide on go-kart clutches at the end of the review section where you can familiarize yourself with all the different elements of clutches.

Go-kart clutches are transmissions which might be linked immediately to the engine’s crankshaft. It’s a mechanical device that engages, as soon as the engine reaches a certain speed (rpm). In this review, I’ll only consider centrifugal clutches, as they are by far the most common and affordable clutches for go-karts. There also are different forms of racing clutches along with the hydraulic and electric powered clutch. Without in addition ado, let’s leap proper in!

MoonSun Go-Kart Clutch

The MoonSun clutch is the best go-kart clutch in our list, as it offers the perfect ratio of build quality and affordability. It’s a great clutch for Briggs and Stratton, Tecumseh, Predator and other small to medium go-kart engines. Generally it will support any engine with an output of about 4 to 7 hp. The MoonSun has an engagement range of 2300 ± 300 rpm and also includes a #35 roller chain. Which you don’t have to source separately.

Specification

  • Bore Diameter: 3/4″
  • Clutch Diameter: 107mm (4.21″)
  • Sprocket Teeth: 12
  • Clutch Height: 55mm (2.17″)

Compatibility

  • Crankshaft Diameter: 3/4″
  • Required Chain Size: #35
  • Engagement Range: 2300 ± 300 rpm
  • Recommended Engine: 4 to 7 hp

FDJ Go-Kart Clutch

The FDJ Clutch is another great entry into our list of best go-kart clutches. It’s made of wear-resistant steel, which is heavy-duty and is built to last. This makes it very compact and suitable for small to medium go-kart engines. It’s available in 3 different variants featuring a 10, 11 or 12-tooth sprocket.

The FDJ Go-Kart Clutch is compatible with any go-kart engine from 2 to 7 hp, with a 3/4″ crankshaft and a 3/16” key. Overall, it’s a well-built go-kart clutch that is suitable for for a #40/41/420 chain. Please note that no set screws are included.

Specification

  • Clutch Diameter: 4 3/4″
  • Bore Diameter: 3/4″
  • Sprocket Teeth: 10, 11 or 12
  • Clutch Height: 3″

Compatibility

  • Recommended Engine: 2 to 7 hp
  • Engagement Range: 2300 ± 300 rpm
  • Required Chain Size: #40/41/420
  • Engagement Range: 2300 ± 300 rpm

Trkimal Go-Kart Clutch

The Trkimal Centrifugal Go-Kart Clutch is another great choice for karts that are powered by a 2 to 6.5 hp engine. It’s crafted from durable steel that is wear and heat-resistant. It also features an inner bore of 3/4″, meaning that it’s compatible with crankshafts that have a diameter of 3/4″ and a 3/16” keyway. The clutch is 54.5mm (2.15”) in height and has an outer diameter of 107mm (4.21”), which also makes it small and compact.

Specification

  • Clutch Height: 54.5mm (2.15″)
  • Sprocket Teeth: 10, 11 or 12
  • Bore Diameter: 3/4″
  • Clutch Diameter: 107mm (4.21″)

Compatibility

  • Crankshaft Diameter: 3/4″
  • Required Chain Size: #35
  • Engagement Range: 2000 ± 100 rpm
  • Recommended Engine: 2 to 6.5 hp

Auto Express Go-Kart Clutch

The Auto Express Go-Kart Clutch is made out of high-grade steel and is another great option for smaller sized go-kart engines. It’s a centrifugal dry clutch and only comes in one variant that has a 12-tooth sprocket. You can either source it yourself or hook it up to your go-kart immediately, if you have an existing roller chain.

The Auto Express Go-Kart Clutch is recommended for go-kart engines that have an output of around 2 to 6 hp. Once installed, the clutch has an engagement range of 2200 ± 200 rpm.

Specification:

  • Bore Diameter: 3/4″
  • Clutch Height: –
  • Clutch Diameter: –
  • Sprocket Teeth: 12

Compatibility:

  • Recommended Engine: 2 to 6.5 hp
  • Crankshaft Diameter: 3/4″
  • Required Chain Size: #35
  • Engagement Range: 2200 ± 200 rpm

Bravex Go-Kart Clutch

The final entry on our list of best go-kart clutches is from Bravex. The Bravex Go-Kart Clutch comes in a 10-tooth or 12-tooth sprocket configuration. It’s suitable for go-kart engines that are around 3 to 6.5 hp and should have no more than 200cc. Overall, the build quality of the Bravex Go-Kart Clutch is great and promises a 50% longer lifetime, due to its high-impact and wear-resistant steel construction.

Specification

  • Bore Diameter: 3/4″
  • Sprocket Teeth: 10 or 12

Compatibility

  • Crankshaft Diameter: 3/4″
  • Required Chain Size: #35 or #40/41/420
  • Engagement Range: 2300 ± 300 rpm
  • Recommended Engine: 2 to 6.5 hp

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