Which Amstar Motor Corporation models have a Chinese-built engine?

13 of the 74 US certificate filings on record for Amstar Motor Corporation name an engine manufacturer in China, across 2017–2022: Chongqing Zongshen, Sanyou Holding Group Yinyou Motorcycle Co., Ltd.. The rest of the range is built elsewhere and is not covered by this registry.

Will parts from another brand fit my Amstar Motor Corporation?

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 certificate holder — partial coverage

Which Amstar Motor models have a Chinese-built engine?

13 of the 74 certificate filings on record for Amstar Motor Corporation name a China-built engine. This page covers only those, and says nothing about the rest of the range.

Model years: 2017–2022
Engine factories: 2
Engine families: 13
Coverage: 13 of 74 filings

The factory changed. Here is when.

Engine manufacturer by model year, from the certification record
Model year	Engine factory on the certificate
2022	Chongqing Zongshen · Sanyou Holding Group Yinyou Motorcycle Co., Ltd.
2021	Chongqing Zongshen · Sanyou Holding Group Yinyou Motorcycle Co., Ltd.
2020	Sanyou Holding Group Yinyou Motorcycle Co., Ltd.
2019	Chongqing Zongshen · Sanyou Holding Group Yinyou Motorcycle Co., Ltd.
2018	Chongqing Zongshen
2017	Sanyou Holding Group Yinyou Motorcycle Co., Ltd.

Other American badges on the same engines

These machines came out of the same factory at the same engine size. If Amstar Motor Corporation parts are hard to find, these are where to look next — after measuring.

Chongqing Zongshen · 49-50ccBaja Inc., Piaggio Group Americas, Inc., XMotos Usa, Inc., Zongshen Inc.

Engine families certified to Amstar Motor Corporation

The engine family number is printed on the emission label on your machine. Match yours here to pin down the exact record.

Engine families with 15 or more certified models
Engine family	Years	Displacement	Models
M1AMX.124STC	2021	109, 124cc	20
N1AMX.124STC	2022	109, 124cc	20

2 of this brand's 13 engine families have 15 or more certified models and carry their own page. The other 11 are covered by the model list below.

Model names certified under Amstar Motor Corporation

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

Amstar Ape 50 · Amstar Beyond 150 · Amstar Beyond 50 · Amstar Blazer 150 · Amstar Crossfire 50 · Amstar Eagle 150 · Amstar Eagle 50 · Amstar Explore 150 · Amstar Explore 150cc · Amstar Explore 50 · Amstar Jupiter 50 · Amstar Kaiser 150 · Amstar Kaiser 50 · Amstar Nostalgia 50 · Amstar Pioneer 150 · Amstar Pretador 50 · Amstar Puma 150 · Amstar Puma 50 · Amstar Rock n' Roll 150 · Amstar Rock n' Roll 50 · Amstar Rocky 50 · Amstar Speedy 150 · Amstar Speedy 50 · Amstar Sunny 150 · Amstar Sunny 50 · Amstar Valentino 150 · Amstar Valentino 50 · Amstar Vintage 50 · BULL1-110 · BULL1-125 · BULL2-110 · BULL2-125 · BULL3-110 · BULL3-125 · BULL4-110 · BULL4-125 · CHALLENGER-110 · CHALLENGER-125 · COCO-110 · COCO-125 · CROSSFIRE-110 · CROSSFIRE-125 · DINO-110 · DINO-125 · Jupiter 49 · Nostalgia 49 · PIONEER-110 · PIONEER-125 · PREDATOR-110 · PREDATOR-125 · Rocky 49 · SY150T-30

Related in the registry

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 the 13 China-engine rows among 74 certificate rows filed by AMSTAR MOTOR CORPORATION. Non-China filings are out of scope. Full provenance and method.