Automobile Engine & Parts Manufacturing in Canada: Market Size, Businesses & Forecast 2026

The automobile engine and parts manufacturing industry in Canada comprises establishments primarily engaged in manufacturing and rebuilding motor vehicle gasoline engines and engine components such as crankshafts, cylinder heads, pistons, and valves. According to Innovation, Science and Economic Development Canada, the industry generated $5.9 billion in shipments and recorded a net revenue of $574.0 million in 2023. The sector is highly integrated into global supply chains, as evidenced by domestic exports of $3.6 billion and imports of $6.6 billion in 2024. As regional manufacturing shifts toward alternative propulsion, the industry is seeing major public and private investments to retool e

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What does the Automobile Engine & Parts Manufacturing in Canada industry cover?

This industry comprises manufacturing establishments specialized in the production and rebuilding of internal combustion gasoline engines and mechanical engine components for automotive and truck applications. Under official definitions, the scope encompasses core mechanical assemblies such as carburetors, pistons, piston rings, valves, manifolds, flywheels, and mechanical fuel or oil pumps. It excludes the manufacturing of diesel engines, electrical fuel pumps, and complete electronic wiring harnesses, which are classified under separate electrical or industrial machinery codes.

• •Classified officially under the North American Industry Classification System (NAICS) as code 33631.
• •Includes both original equipment manufacturing (OEM) and the industrial rebuilding of existing gasoline engines.
• •Covers key internal components including camshafts, crankshafts, connecting rods, and cylinder heads.

Who operates in the industry and how is it structured?

The engine and parts manufacturing sector operates as a specialized segment within the broader Canadian automotive parts manufacturing landscape, which contained 1,073 total active establishments as of 2025. Corporate operations are overwhelmingly concentrated in Ontario, which serves as the exclusive province for vehicle assembly and major powertrain production in Canada. The market structure features a mix of multinational vehicle manufacturers operating proprietary propulsion plants and tier-one independent parts suppliers.

• •The broader parent sector (NAICS 3363) encompasses 1,073 operating establishments across Canada in 2025.
• •Ontario accounts for approximately 80% of all automotive manufacturing employment nationwide.
• •Small and medium-sized enterprises in the engine parts segment maintained an average revenue of $800.9 thousand in 2024, with 68.4% of firms operating profitably.

What drives demand in the industry?

Demand for Canadian-manufactured engines and parts is fundamentally tied to vehicle assembly volumes across North America, driven heavily by cross-border trade under regional trade agreements. Because local manufacturing is deeply integrated with United States automotive assembly hubs, macroeconomic shifts, consumer vehicle preferences, and fleet refresh cycles in the U.S. immediately impact Canadian production schedules. Additionally, automaker demand is increasingly influenced by consumer and regulatory pressure for enhanced fuel efficiency and lower emissions.

• •Industry trade balances show high cross-border reliance, with $3.6 billion in domestic exports against $6.6 billion in imports during 2024.
• •Consumer demand for full-size pickup trucks and SUVs directly drives production at Canadian heavy-duty engine plants.
• •The adoption of hybrid architectures sustains demand for specialized internal combustion engines optimized for dual-propulsion setups.

Who are the notable companies in the industry?

The competitive environment features global tier-one parts suppliers alongside captive propulsion facilities owned directly by major international automakers. Notable public independent parts manufacturers include global giants headquartered in Ontario that specialize in advanced assemblies, structural components, and engine modules. Concurrently, major multinational automakers maintain dedicated, large-scale engine assembly footprints in the region to supply vehicle manufacturing lines across North America.

• •Magna International Inc. operates extensive local manufacturing capabilities for automotive powertrain components and systems.
• •Linamar Corporation manufactures highly engineered engine components, including cylinder blocks and cylinder heads.
• •Martinrea International Inc. specializes in the development and manufacturing of lightweight aluminum engine blocks and propulsion parts.
• •Ford Motor Company of Canada, Limited produces heavy-duty and high-performance V8 engines at its Windsor Engine Plant and Essex Engine Plant.

What are the recent trends and outlook?

The industry is experiencing a transitional phase marked by substantial capital investments to secure the long-term viability of Canadian propulsion manufacturing. Automakers are injecting hundreds of millions of dollars into existing engine facilities to produce next-generation internal combustion engines, balancing current market demand for internal combustion trucks with long-term zero-emission vehicle targets. At the same time, regional supply chains are pivoting toward electric vehicle battery ecosystems, altering the capital allocation strategies of traditional engine parts manufacturers.

• •General Motors announced a CAD $691 million investment into its St. Catharines facility to produce next-generation V8 engines for full-size trucks.
• •Honda completed expansions to support hybrid engine architectures, contributing toward a broader multi-billion dollar EV ecosystem shift in Ontario.
• •Industry value added for the specific gasoline engine and engine parts manufacturing sector stood at $1.6 billion in 2023.

How is the industry regulated?

Manufacturers must comply with strict environmental, safety, and international trade regulations that govern components crossing North American borders. Under the Canada-United States-Mexico Agreement (USMA), regional value content requirements stipulate that a high percentage of automotive components must originate within North America to qualify for duty-free status. Furthermore, production processes and finished engine components must adhere to evolving federal greenhouse gas emissions standards and rigorous corporate safety standards.

• •Operations must align with the regional value content rules enforced under the Canada-United States-Mexico Agreement.
• •Production facilities are subject to provincial environmental regulations governing industrial emissions and waste handling from metal casting and machining.
• •Engine components must satisfy stringent federal safety and emissions compliance guidelines managed by Transport Canada and Environment and Climate Change Canada.

Government, statistical and trade sources used for this Claight analysis.

• Innovation, Science and Economic Development Canada - Canadian Industry Statistics 2023-24 ·
• Statistics Canada - North American Industry Classification System (NAICS) Canada 2022