Bikeexif iconBikeexifSep 27, 2026 ~5 min source read

Grab-and-go: A bolt-on custom kit for the Honda CB350 from Taiwan

Mark Huang of Mark Motorcycles built a pragmatic, plug-and-play parts kit that converts the modern Honda CB350/GB350/H'ness CB350 into a tidy street-scrambler without frame surgery.

Grab-and-go: A custom kit for the Honda CB350 from Taiwan

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Mark Motorcycles sells a complete plug-and-play kit for the Honda CB350 that includes bodywork, electrical harnesses, wheels, lights, and mounting brackets.

The kit keeps the CB350’s stock tank and side covers, swaps the fenders, wheels (19" front/18" rear), and adds a Bates-style headlight, Koso speedo, new bars, shocks, seat options, and a slim reverse-cone muffler.

All parts ship with the brackets, wires, and connectors needed for installation so changes can be made quickly and without frame modification.

# Why this kit exists

# What the kit changes

Mark's approach is selective. He left the OEM fuel tank and side covers in place, and focused on swapping parts that change the bike's silhouette and handling character without cutting or modifying the frame.

  • New fiber-reinforced polymer fenders with a street-scrambler profile. They come with the brackets required for mounting. The rear fender uses a Lucas-style taillight.
  • Spoked wheelset: 19-inch front and 18-inch rear with alloy rims, fitted with Shinko dual-sport tires.
  • Lighting and instruments: a 5.5-inch Bates-style headlight and a compact Koso speedo mounted above it.
  • Cockpit: higher, laid-back handlebars, vintage-style switches, new grips, and a single underslung mirror. The original handlebar clamp is retained.
  • Exhaust: a slim reverse-cone muffler that attaches to the stock header via a custom connector pipe.
  • Suspension and hardware: new rear shocks and classically styled turn signals on bolt-on brackets.
  • Seat: a custom-looking underslung seat available in either leather or synthetic fabric.
  • Paint and finishing: Mark's prototype received a 1970s-inspired paint job done by a collaborator.

# Plug-and-play fitment and wiring

A major selling point is that each part ships with the mounting brackets and the electrical wires and connectors needed for installation. Mark purposely designed the kit so there's no guesswork—every component has the fittings to attach to stock mounting points. That allows a quick transformation of the CB350 into the scrambler look without cutting the frame or extensive rework.

# From prototype to product

Mark started the program by buying a donor bike and methodically stripping the parts he wanted to improve. Once the parts were finalized and tested on that prototype, he moved the kit into production and began selling the components. The turnaround to a customer commission was quick: after finishing the prototype, Mark was commissioned to build a near-identical CB350 with a black-and-grey livery and lower handlebars. The rest of the specification matched the original kit.

# What this means for owners

  • If you own a CB350/GB350/H'ness CB350 and want a more purposeful, classic scrambler look, you can change the bike significantly without permanent alterations.
  • The kit targets owners who want reliable, repeatable modifications rather than one-off customs. That makes it useful for builders who need a steady parts supply or for owners who want a fast, reversible makeover.

# Bottom line

Honda CB350's styling and some handling cues while preserving its factory structure and powertrain. It's a quick, reversible way to convert an approachable modern classic into a neat street scrambler.

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