Who makes Mountaineer Powersports, Inc. engines?

US EPA certification records name Guangzhou Tiaheng Motorcycle Mfr Ltd as the engine manufacturer for Mountaineer Powersports, Inc. across 2008.

Will parts from another brand fit my Mountaineer Powersports, Inc.?

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 Mountaineer Powersports, Inc.?

Across every model year on record (2008), Mountaineer Powersports, Inc. engines were built by Guangzhou Tiaheng Motorcycle Mfr Ltd.

Model years: 2008
Engine factories: 2
Engine families: 3
Models certified: 5

The factory

Guangzhou Tiaheng Motorcycle Mfr Ltd
Also builds engines for 0 other American brands.
Shanghai Polka Rtv Co Ltd
Also builds engines for 0 other American brands.

Model names certified under Mountaineer Powersports, Inc.

5 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.

MT-70 · MT-90 · SPE 150 · SPE 250 · SPE 6.5

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 3 China-engine certificate rows filed by Mountaineer Powersports, Inc.. Full provenance and method.