Who makes Marathon Motors, LLC engines?

US EPA certification records name Ghangzhou Dayang Motorcycle Co., Ltd. as the engine manufacturer for Marathon Motors, LLC across 2007.

Will parts from another brand fit my Marathon Motors, LLC?

A shared factory and engine size makes another brand a strong candidate, but it does not prove the part numbers match. These machines are assembled from multiple component suppliers, so measure the part you have before ordering a replacement.

US importer / certificate holder

Who actually makes Marathon Motors, LLC?

Across every model year on record (2007), Marathon Motors, LLC engines were built by Ghangzhou Dayang Motorcycle Co., Ltd..

Model years: 2007
Engine factories: 1
Engine families: 1
Models certified: 1

The factory

Ghangzhou Dayang Motorcycle Co., Ltd.
Also builds engines for 0 other American brands.

Model names certified under Marathon Motors, LLC

1 distinct model designations appear on this brand's certificates. Yours should be among them — importers sometimes market a machine under a different name than the one they certified.

Cabrio FC50QT

Related in the registry

Where is the emission sticker on my machine?
How to decode an engine family number
Same factory does not mean same part
Discontinued brands and where parts still turn up

Source. US EPA annual certification data — EPA Certified Highway Motorcycle Test Results, MY2006-present; EPA Certified Off-Road Motorcycle / ATV / UTV / Rec Vehicle, MY2006-present. Retrieved 2026-09-07. Based on 1 China-engine certificate rows filed by Marathon Motors, LLC. Full provenance and method.