JMC Engine
Contract precision machining and series production of cast iron engine components for engine manufacturers
Highlights
- New on EvolcAdded 2026-10-30
About JMC Engine
JMC Engine Oy is a contract manufacturer of precision machined components and series production. Its specialty is cast iron components that require high precision and quality, such as cylinder heads for large engines, valve control mechanisms and injection systems. Services cover machining, finishing, testing and assembly, and the company also manages the supply chain, including subcontractor networks and material procurement.
Customers are engine manufacturers, and the company works in close collaboration with them. It sells contract manufacturing services to these customers and has an international supplier and customer network. Its stated goal is to grow exports and strengthen its competitiveness in international markets.
The company was founded in 1997 and is headquartered in Ruukki, Finland, where its production plant is located. Its equipment includes horizontal machining centres, lathes, 3D coordinate measuring machines and industrial robots. Development projects at the Ruukki plant in 2018–2019, 2023 and 2024–2025 invested in machining technology and automation.
Product: Contract precision machining, finishing, testing and assembly of cast iron engine components in series production
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