KRGUOD 3/4-Inch Bore 12-Tooth Centrifugal Clutch with #35 Chain for Predator 212 & Honda GX Engines

Overview

Meet a compact, reliable drive solution crafted for small engines and hobby builds. The KRGUOD centrifugal clutch combines a 3/4-inch bore with a 12-tooth drum and a robust #35 chain, delivering a simple, chain-driven engagement ideal for mini bikes, go-karts, generators, garden tractors, scooters, sport karts, mini choppers, and mini motorcycles.

Designed for versatility, it supports engines that share a 3/4" crankshaft and a 3/16" keyway. Notable fits include Predator 212cc and Honda GX-series engines, along with Harbor Freight Greyhound 196cc, Briggs & Stratton Tecumseh variations, and many 5.5–7 HP clones. This broad compatibility makes it a flexible option for a range of brands and builds without requiring engine modification.

Key compatibility and use cases

• 3/4-inch bore and 12-tooth drive gear for compact, efficient engagement
• Compatible with most 4–7 HP small engines and several common clones
• Ideal for go-karts, minibikes, lawn equipment, generators, scooters, sport karts, and light-duty garden projects
• 130-link #35 chain length is adjustable via a connecting link for custom layouts

In the box and installation

• 1 x 3/4" bore 12T clutch
• 1 x 35-chain (130 links); length adjustable with connecting link
• 1 x clutch bolt, 1 x washer kit
• 1 x wrench, 2 x screws

Mounting is designed to be straightforward: attach the clutch to the crankshaft end using the included bolt and washer, then secure with the supplied screws for double protection. The included installation toolkit helps ensure a tidy, secure fit, so you can get your project up and running with minimal fuss.

Real-world possibilities

In practice, this clutch provides a reliable bridge between a compact engine and drive components with a simple, chain-driven engagement. The wide compatibility supports a variety of builds—ranging from casual weekend projects to more ambitious hobby machines—without requiring major engine alterations. The 130-link chain offers flexibility to tailor spacing between sprockets, while the 12-tooth drum keeps the setup compact and responsive for lighter-duty use scenarios.