GYMMEDS Centrifugal Clutch - 12-Tooth, 3/4 Bore, #35 Chain | Predator 212cc & Honda GX Compatible

Overview

The GYMMEDS centrifugal clutch brings compact, dependable engagement to small-engine platforms. With a 12-tooth design and a 3/4 bore for #35 chain, this clutch blends torque delivery with lightweight handling. It’s suitable for go-karts, minibikes, generators, and garden tractors, delivering smooth operation in tight spaces where power and efficiency matter.

Why it stands out

• 12-tooth centrifugal engagement for responsive starts and steady acceleration.
• 3/4 inch crank bore and 3/16 inch key way for broad engine compatibility.
• Built from high-strength steel for durability, with wear resistance and rapid heat dissipation.
• Lightweight design that doesn’t sacrifice torque, making it suitable for compact builds.

Engine compatibility and use cases

• Predator 212cc engines with a 3/4 bore and 3/16 key way are supported, along with a wide range of 4–7 HP clones.
• Fits Honda GC and GX series units and other brands with the same shaft and key specifications.
• Ideal for go-karts, minibikes, small generators, garden tractors, and light sport karts.

Material, build, and durability

• Constructed from a durable steel alloy designed for impact resistance and wear durability.
• Engineered for fast heat dissipation to help maintain consistent performance during longer sessions.

Installation and package contents

• Easy installation with included hardware: bolts, washers, screws, and a wrench for quick setup.
• Mounts onto the crankshaft on the end using the bolt and washer, with screws for added security.

What you get

• 1 x 3/4" bore 12-tooth clutch
• 1 x clutch bolt
• 1 x washer kit
• 1 x wrench
• 2 x screws

Before purchasing, please verify the TYPE and crankshaft size to ensure full compatibility with your engine. This clutch is designed to pair with common shaft and key configurations found on many 4–7 HP engines and clones, offering a practical upgrade path for hobby projects and light duty builds. If you’re updating an existing setup or assembling a new small-machine rig, this clutch provides a balance of torque, durability, and ease of installation without overhauling your drive system.

Note: This listing specifies the clutch only; chain is not included. When integrating with a chain drive, ensure alignment and tension are set according to your machine’s needs to achieve smooth engagement and consistent performance.

Customer service is ready to assist with fitment questions and installation guidance to help you get the most from your build.