EPA engine family
Engine family PHSNX.454USV
If this code is printed on your emission label, this is your machine's federal record: sold under Hisun Motors Corp., U.S.A., with an engine built by Chongqing Huansong, certified as ATVs and UTVs and side-by-sides.
- Displacement
- —
- Model years
- 2023
- Models certified
- 17
- Certificates
- 1
What this record says
- Sold in the US by
- Hisun Motors Corp., U.S.A.
- Engine built by
- Chongqing Huansong
- Vehicle category
- ATVB & UTV - EPA only
- Certificate numbers
- PHSNX.454USV-009
Models certified under PHSNX.454USV
Every model designation the importer listed on this certificate. If your machine's model name appears here, this is the right record — even if the name on the bodywork is slightly different.
Axis 450 · Bad Boy 450 · Big Boy 450 · Big Dirty 450 · Coleman UT400 · Coleman UT450 · HS400UTV-2 · HS400UTV-3 · HS400UTV-4 · HS400UTV-5 · HS450UTV · Outfitter 400 · Outfitter 450 · Sector 450 · UT400-RT · Vector 400 · Vector 450
Other American badges on engines from the same factory
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. Full provenance and method.