Struggling to find a reliable engine manufacturer in the U.S.? You’re not alone—choosing the right partner can make or break your project, whether you’re designing heavy machinery or building performance vehicles. With so many options, it’s tough to separate the best from the rest. Imagine the peace of mind that comes with partnering with a top-rated factory: quality assurance, innovative technology, and dedicated support. Ready to make the smart choice?

Dive in and discover which American engine manufacturers truly stand out!

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Engines Made in the USA | The GREAT American Made Brands & Products …

Product Details:
Engines made in the USA by brands such as Briggs & Stratton, Honda (certain models), and Kawasaki, primarily for outdoor power equipment including lawnmowers. The directory provides a comparison of American made and assembled small engines, with details regarding their manufacturing locations and brands supported.

Technical Parameters:
– Briggs & Stratton: More than 9,000,000 engines produced yearly; 80% made in the
– Honda: GC/GCV and GS/GSV series engines made in USA (North Carolina); other
– Kawasaki: Engines made and assembled in Missouri and Lincoln, Nebraska, using

Application Scenarios:
– Residential and commercial lawn and garden turf care equipment
– Pressure washers
– Lawnmowers (walk-behind and riding)
– Outdoor power equipment manufactured by brands such as Ariens, Cub Cadet, Toro,

Pros:
– Majority of engines (certain models/brands) are made or assembled in the USA,
– Established industry reputation with over 110 years of engine manufacturing
– Widely used and supported by major outdoor power equipment brands.
– Options for both residential and commercial equipment needs.

Cons:
– Not all engines from these brands are made in the USA; some parts and models
– Some engines are assembled from a mix of foreign and domestic components, which

Top 10 U.S. Engine and Turbine Manufacturers – IndustrySelect

Product Details:
U.S. engine and turbine manufacturers produce internal combustion engines, gas turbines, steam turbines, wind turbines, related propulsion systems, generators, and storage batteries. Companies manufacture products for automotive, aerospace (civil and defense), industrial, utility, marine, and energy sectors. Notable brand names include Chrysler, Dodge, Jeep, Ram, Alpha Romeo, Mopar, Mercury Marine, and Acura.

Technical Parameters:
– Manufacture of automotive engines (including all-new V-6 turbo for Acura Type S
– Production of gas and steam turbines for industrial, utility, and energy
– Solid rocket propulsion systems and specialty energetic products
– Marine propulsion: outboard, sterndrive, and inboard engines, as well as

Application Scenarios:
– Powering automobiles (consumer and commercial vehicles)
– Electricity generation for industrial and utility sectors
– Propulsion systems for civil and defense aerospace
– Marine vessel propulsion for commercial and recreational boats

Pros:
– Diverse product range addressing automotive, aerospace, industrial, and marine
– Investment in research and development for cleaner and more efficient
– Strong U.S. manufacturing presence with both domestic and international

Cons:
– Facing competition from foreign manufacturers, especially China and Europe
– Potential supply chain and market access risks due to trade tensions and tariffs
– Industry growth has been static or declining (CAGR -0.2% from 2016 to 2020)

Automobile Engine & Parts Manufacturing in the US

Product Details:
Manufacture and supply of motor vehicle gasoline engines and related components such as crankshafts, camshafts, fuel injection systems, carburetors, pistons, piston rings, fuel pumps, timing gears/chains, engine valves, and gasoline engine blocks. Primary products serve automakers and the auto aftermarket, focusing on standard combustion gasoline engines and parts.

Technical Parameters:
– Covers gasoline engine components: valves, pistons, crankshafts, camshafts,
– Does not include hybrid engines, electric vehicle motors, or diesel engines
– Largest product segment: Parts (including fuel-injection systems)
– New engine manufacturing for passenger vehicles, commercial trucks, and buses

Application Scenarios:
– Supplying new engines and parts to automakers for vehicle production
– Providing components for comprehensive vehicle repairs in the aftermarket
– Manufacturing parts for commercial vehicles such as trucks and buses
– Distribution to OEMs (Original Equipment Manufacturers) and automotive suppliers

Pros:
– Consistent demand for new combustion engines and parts from automakers
– Wide product range serving both new vehicle manufacturing and aftermarket
– Proximity to automakers reduces transportation costs and improves supply
– Innovation and specialization in engine part manufacturing

Cons:
– Exposure to volatile global supply chains and shipping disruptions
– Vulnerable to changing trade policies and tariffs impacting costs
– Dependent on market for new vehicles, which may decline with shifts toward EVs
– Excludes emerging technologies like electric and hybrid engines from product

12 Engine Manufacturers in 2025 – Metoree

Product Details:
The website serves as a directory/catalog of manufacturers and suppliers for a broad range of industrial categories including engines, sensors, motors, pumps, relays, testing equipment, analyzers, and other components relevant to manufacturing and industrial automation.

Application Scenarios:
– Manufacturing automation
– Industrial process control
– Research and development labs
– Factory equipment sourcing

Pros:
– Comprehensive directory for locating manufacturers and suppliers across
– Convenient categorization of various industrial components and equipment
– Supports comparison and selection of multiple vendors in one platform

Cons:
– Limited direct product technical specifications or performance details shared
– May require external follow-up for in-depth product information or purchasing

Home – EMA – Engine Manufacturers Association

Product Details:
The Truck and Engine Manufacturers Association (EMA) represents manufacturers of internal combustion engines and on-highway medium- and heavy-duty trucks. The association focuses on the advancement of truck and engine technology, emissions control, safety systems, and efficient engine power, supporting products designed for cleaner air, safer highways, and cost-effective compliance with regulatory standards.

Technical Parameters:
– Internal combustion engines for on-highway medium- and heavy-duty trucks
– Focus on emissions control technologies and safety systems
– Technological improvements in fuel efficiency and engine performance
– Support for regulatory compliance regarding emissions and safety standards

Application Scenarios:
– Medium- and heavy-duty on-highway transportation
– Truck fleets aiming to improve emissions and safety
– Collaborations with government and industry for environmental and safety

Pros:
– Continued improvements in engine efficiency and emissions reduction
– Leadership in developing safer vehicles and advanced safety systems
– Active advocacy for cost-effective, technologically feasible environmental
– Sponsorship of research to improve performance, fuel efficiency, and safety

Cons:
– Dependence on internal combustion engine technology may face challenges from
– Focus on regulatory compliance may require ongoing investments to meet evolving

Industrial Engine Manufacturers – Top Producers of Engines

Product Details:
React Power offers a range of engines and power systems from leading global manufacturers, including diesel, gas, natural gas, dual-fuel, and alternatively-fueled engines for construction, mining, marine, industrial, trucking, and energy sectors. Also offers portable power systems like compressors, generators, and light towers.

Technical Parameters:
– Engine sizes ranging from small practical diesel engines to large engines up to
– Support for multiple fuel types: diesel, natural gas, heavy fuel oil, dual fuel
– Both rich-burn and lean-burn combustion technologies available for emissions
– Products include engines, generator sets, transmissions, axles, and marine

Application Scenarios:
– Construction and mining equipment powering
– Commercial vehicle and truck engines (e.g., Freightliner, Western Star, Isuzu)
– Marine applications such as cruise ships, ferries, cargo, inland waterways,
– Onsite power generation, combined heat and power (CHP), waste-to-energy,

Pros:
– Wide range of engine types, sizes, and fuel options to suit diverse industrial
– Strong emphasis on advanced technology, emissions compliance, durability, and
– Products from globally recognized and leading manufacturers with established
– Many engines and systems are tailored for specific applications, ensuring

Cons:
– Some offerings may be high in initial cost due to advanced technology or
– Complexity and specialization may require dedicated technical support and

Elgin Industries | Engine and Chassis Component Manufacturer

Product Details:
Elgin Industries manufactures engine and chassis components for original equipment manufacturers (OEMs), the performance aftermarket, heavy-duty vehicles, and global markets. Their offerings include parts for domestic, import, and heavy-duty engines, chassis parts (steering, coil springs, bushings, suspension), performance parts (Elgin PRO-STOCK), heat treat services, and specialty chemicals such as engine lubricants and ZDDP supplements.

Technical Parameters:
– TS16949 and ISO14001 certified manufacturing complex
– Products available for domestic, import, and heavy-duty engines
– Advanced heat treat operations since 1919
– Performance parts using premium materials and advanced engineering

Application Scenarios:
– OEM engine and chassis component supply for automotive manufacturers
– Aftermarket engine rebuilding and repairs for domestic and import vehicles
– Performance racing and upgrades (e.g., classic engines to LS engines)
– Heavy-duty vehicles and commercial trucks requiring hard-working components

Pros:
– Over 100 years of U.S.-based manufacturing experience
– Recognized quality with certifications and supplier awards from major
– Wide product coverage for both domestic and import vehicles in multiple
– Innovative offerings such as super-cryogenic heat treat and specialized engine

Cons:
– No detailed product-by-product technical specifications listed on main page
– Potentially limited to customers seeking products that fit the OEM, aftermarket
– No explicit pricing or availability information without further inquiry

Diesel Engine Manufacturers | United States – Manta.com

Top Industrial Engine Manufacturers in 2025

Product Details:
Mid-America Engine offers a range of industrial engines, generator sets (diesel and natural gas), engine parts, and accessories. They deal in both new and used equipment, and supply components like radiators, alternators, diesel fuel tanks, transfer switches, and transformers.

Application Scenarios:
– Power generation for industrial and commercial facilities
– Backup/emergency generator solutions
– Energy supply for remote or off-grid locations
– Custom power projects in diverse global locations

Pros:
– Sturdy and reliable engines, particularly from Cummins
– Heavy-duty engine options suitable for demanding applications from Caterpillar
– Large inventory including both new and used equipment
– Comprehensive parts and service offerings

Top Diesel Engine Manufacturers in the USA – Diesel Parts America

Product Details:
Diesel engines manufactured by top US companies, including light, medium, and heavy-duty engines for various sectors such as automotive, industrial, marine, commercial vehicles, agriculture, and construction.

Technical Parameters:
– Engine sizes ranging from 2.8L to 95L (Cummins)
– Technologies include turbocharging, advanced fuel injection, and after-treatment
– Sustainability features such as electrified power systems and hydrogen fuel
– High torque and power output for heavy-duty applications (PACCAR)

Application Scenarios:
– Commercial transportation and trucking fleets
– Heavy machinery in construction, mining, and agriculture
– Industrial and marine equipment
– Off-road and specialized vehicles

Pros:
– Engines known for durability and reliability, suitable for harsh and demanding
– Strong focus on fuel efficiency and emissions reduction across manufacturers
– Wide range of customizable and application-specific engine solutions
– Extensive global dealer and support networks

Cons:
– Diesel engines may face sustainability and environmental regulation challenges
– Potentially higher initial costs for advanced engine technologies
– Regular maintenance required to ensure longevity and reliability

Comparison Table

Frequently Asked Questions (FAQs)

How can I find reputable engine manufacturers in the USA?
Start by searching industry directories, trade association websites, and platforms like ThomasNet. Attending trade shows and networking events also helps you connect with manufacturers directly. Look for customer reviews and verify company credentials to ensure legitimacy.

What should I consider when choosing an engine manufacturer?
Consider factors like manufacturing capabilities, production capacity, quality certifications (such as ISO), customization options, lead times, and pricing. Don’t forget to evaluate customer service, technical support, and after-sales services.

How important are certifications when selecting an engine manufacturer?
Certifications, such as ISO 9001, demonstrate a manufacturer’s commitment to quality and industry standards. They provide assurance that the company follows consistent processes, which is crucial for product reliability and safety.

Can I request custom engine designs from US manufacturers?
Yes, many US engine manufacturers offer customization services. It’s best to discuss your specific requirements upfront to ensure the company can design and produce engines tailored to your needs.

What is the typical lead time for ordering engines from US manufacturers?
Lead times can vary widely based on the complexity of the engine and production schedules, typically ranging from a few weeks to several months. Discuss expected timelines up front to plan your project accordingly.