Carkio Go Kart Centrifugal Clutch 10 Teeth, 20mm Bore, 40/41/420 Chain

Overview

The Carkio Go Kart Centrifugal Clutch brings a compact, durable transfer solution to hobby racers and DIY builders. Built from sturdy metal with a black finish, it features a 10-tooth centrifugal mechanism and a 3/4" bore, designed for reliable engagement on lightweight kart drivetrains. The inner hole measures 20 mm, while the outer diameter sits at 107 mm, creating a balanced footprint for a variety of small-engine setups. This clutch is designed to work with common go-kart chains and is suitable for engines in the lower to mid horsepower range, presenting a practical upgrade option for smooth starts and steady power transfer.

Key Specifications

• 10-tooth centrifugal clutch with a 3/4" bore
• Inner hole: 20 mm; Outer diameter: 107 mm; Total height: 55 mm
• Chain compatibility: #40/41/420 with a built-in 3/16" key
• Engine range: designed for 3.5–8 hp applications
• Mounting: attaches to the crankshaft using bolt and washer on the end
• Material and finish: durable metal, black color

Practical Uses

Ideal for go-karts and light-engine builds where a straightforward, no-nonsense clutch is preferred. The built-in key simplifies alignment, while the 40/41/420 chain compatibility broadens how you can pair it with existing drivetrains. Expect easier starts, predictable engagement, and a compact profile that fits tighter engine bays.

• Supports easy take-off and smooth power transfer in 3.5–8 hp setups
• Suitable for common hobby chains, reducing the need for additional adapters
• Simple crankshaft mounting with bolts and washers for quick installs

Installation & Compatibility

Note that this is a non-original aftermarket part. Before ordering, please verify the size and pictures to ensure compatibility with your setup. If you need a clutch with set screws, the Max-Torque line offers alternatives. Carkio is committed to quality and value, including a 90-day return option if you’re not satisfied.

Why Choose Carkio

With an emphasis on practicality and affordability, the Carkio centrifugal clutch delivers dependable performance for everyday kart projects. Its durable metal construction, straightforward mounting, and clear compatibility notes help you plan upgrades without overhauling existing hardware.