Chinese engine factory
Zhejiang Summit Huawin Motorcycle Co., Ltd.: every American brand built here
Federal certification records name Zhejiang Summit Huawin Motorcycle Co., Ltd. as the engine manufacturer behind 2 American powersports brands, covering street-legal scooters and motorcycles. Here is the full list, model year by model year.
- US brands
- 2
- Model years
- 2008–2010
- Engine families
- 7
- Displacement
- 49–149cc
American brands supplied by Zhejiang Summit Huawin Motorcycle Co., Ltd.
| US brand (certificate holder) | Model years | Engine families | Models certified |
|---|---|---|---|
| Qp-Sports, Inc. | 2007–2010 | 11 | 66 |
| Zxmco Usa, Inc. | 2008–2009 | 6 | 117 |
How this factory appears in the raw federal record
Each importer types the factory name into the certification form by hand, so one factory arrives in the data as many different companies. These 2 strings were reconciled into the single entry above.
- Zhejiang Summit Huawin Motorcycle Co. Ltd.
- Zhejiang Summit Huawin Motorcycle Co., Ltd.
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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. This page describes 8 certificate records naming Zhejiang Summit Huawin Motorcycle Co., Ltd.. Full provenance and method.