Precision Automotive Engines
& OEM Powertrain Solutions
Who We Are
Precision Engine Manufacturer & OEM Powertrain Solutions Provider
Since opening our Shenyang production base in 2005, YuanYi Precision has developed an integrated manufacturing operation covering cylinder blocks and heads, complete engine assembly, and performance and durability testing.
With more than 20 years of experience, we supply OEM partners and customers in the United States, South Africa, Australia and the Middle East. Our capabilities bring precision machining, assembly and testing together in one production chain.
- IATF 16949 & ISO 9001 Certified Quality System
- 5-Axis CNC Machining & Sub-Micron CMM Inspection
- Custom OEM/ODM Engine Assembly & Prototyping
- 100% Dyno Tested for Power & Emissions Compliance
20+ Years of Engine Manufacturing
Trusted by Global OEMs & Fleet Operators
Fully Licensed
Certified Expert
Transparent Pricing
100% Satisfaction
Our Work
Precision Engine Manufacturing & OEM Component Solutions
Precision Engine Manufacturing, Internal Combustion Engine Assembly, OEM Engine Components, Cylinder Block CNC Machining, Custom Engine Rebuilding, Automotive Powertrain Solutions.
CNC Machining
Automated Production
Engine Assembly
CMM Inspection
Ready to get started?
Request a Custom Engine Manufacturing Quote
Contact our engineering team today for technical consultations, custom OEM/ODM solutions, and competitive pricing on passenger car gasoline and bus diesel engines.
