Ever wondered why some engines run smoother, last longer, and pack more power than others? The secret often lies in the quality of their parts—and more importantly, where those parts come from. Choosing the right engine parts supplier can save you headaches, money, and countless hours in the shop. Reliable factories mean better performance and peace of mind every mile you drive. Ready to see which manufacturers truly stand out?

Read on to discover the top engine parts supplier factories—and find your perfect match!

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Home – Engine Pro

Product Details:
Engine Pro® manufactures and distributes a wide range of engine parts, including its own brand of performance and stock engine parts (such as LS Double Roller Timing Sets and LS MLS Gaskets). They serve engine professionals and shops with products, technical resources, and support solutions.

Technical Parameters:
– Nearly 40 warehouse locations on three continents with live inventory and fast
– New LS Double Roller Timing Sets (Part Numbers: 08-2036T-9RRC and
– LS MLS Gaskets and Mopar Windage Trays featured as new products.
– Shop Solutions feature technical tips such as lubrication methods, use of shims

Application Scenarios:
– Engine rebuilding and performance upgrade projects for professional shops.
– Use in automotive machine shops for precision engine assembly and maintenance.
– Application in racing contexts, as many staff and customers have auto
– Technical bulletins, calculators, and videos support engine professionals in

Pros:
– Broad product range including both performance and stock engine parts.
– Experienced staff with engine rebuilding and racing backgrounds provide
– Competitive pricing allows engine builders to profit.
– Strong educational and business support role through technical resources,

Cons:
– No detailed technical specification or part compatibility information is
– Potential need to contact support for complex or unusual part applications.

The Engine Parts Superstore Stocks the Largest Engine Parts Inventory

Product Details:
Engine Parts Superstore offers a wide selection of new and remanufactured engine parts for a variety of applications, including automotive, heavy-duty, agricultural, and industrial engines. Products include pistons, crankshafts, cylinder heads, bearings, camshafts, gaskets, and complete engine rebuild kits.

Technical Parameters:
– Parts available for gasoline and diesel engines
– Compatible with major engine brands such as Cummins, Caterpillar, Detroit
– OEM-quality and aftermarket options available
– Parts meet or exceed original equipment specifications

Application Scenarios:
– Engine rebuilding and repair for cars and trucks
– Maintenance of heavy-duty construction equipment
– Agricultural machinery engine overhauls
– Industrial generator and marine engine refurbishments

Pros:
– Extensive inventory for a broad range of engine makes and models
– Competitive pricing on new and remanufactured parts
– Fast shipping and support available
– Emphasis on quality with warranty options provided

Cons:
– Technical support may be limited to remote/online channels
– No direct on-site installation services offered

Dnj Engine Components, Inc.

Product Details:
DNJ Engine Components is a full-line provider of domestic and Japanese engine parts for all cars and trucks, focusing on comprehensive engine component listings and late model applications.

Technical Parameters:
– Over 35 years of experience in engine components
– Coverage for all domestic and Japanese engines
– Parts available for late model vehicles
– Full line catalog of engine components

Application Scenarios:
– Replacement engine parts for cars and trucks
– Engine repairs for domestic and Japanese vehicles
– Aftermarket upgrades for late model vehicle engines

Pros:
– One day shipping anywhere in the US
– Easy online ordering and accessible customer support
– Wide product coverage for domestic and Japanese engines
– Multiple warehouse locations for faster delivery

Cons:
– Details on specific part types and technical specs are not shown
– No mention of coverage for European vehicle applications

Competition Products – Performance Engine Parts, Racing Engine Parts …

Product Details:
Competition Products offers a comprehensive range of performance and racing engine parts and accessories. Their catalog covers everything from air and fuel delivery, bearings, camshafts, connecting rods, crankshafts, cylinder heads, engines and short block assemblies, exhaust components, fasteners, gaskets, gauges, ignition and electrical systems, pistons, oil systems, cooling systems, drivetrain components, brakes, safety equipment, suspension components, tuning tools, and related engine assembly hardware. They also provide specialized items like marine parts, paint, practice trees, and gifts & apparel.

Technical Parameters:
– Product categories include: air & fuel delivery, bearings, camshafts,
– Accessories available for engine blocks, pistons and rings, rotating assemblies
– Supports detailed component selection for performance engines, including both
– Offers tools, programmer modules, sensors (air/fuel ratio, exhaust gas temp),

Application Scenarios:
– Racing engine builds for motorsports, including drag racing, circle track, and
– High-performance street car engine upgrades and restoration projects.
– Marine engine performance enhancement.
– Engine assembly, tuning, and testing environments.

Pros:
– Extensive and well-categorized selection of performance engine parts and
– Covers both general replacement parts and specialized racing/performance
– One-stop shopping with tools, assembly supplies, and apparel included.
– Availability of clearance and special offer items for budget-conscious

Cons:
– Limited technical specifications and detailed product data directly visible
– Requires extensive browsing or catalog request for in-depth technical details

IPD | Quality Aftermarket Heavy-Duty Engine Parts

Product Details:
IPD supplies quality aftermarket heavy-duty engine parts for diesel and gas engines, including rebuild kits, pistons, liners, valvetrain components, bearings, gaskets, and seals. They offer application-specific parts and kits for major engine brands such as Caterpillar, Cummins, Waukesha, Detroit Diesel, and Mercedes. Examples include engine kits for Caterpillar C15/3400, Cummins X15, Detroit Diesel DD13, and specialty items like steel liners and cryogenically treated cylinder head bolt kits.

Technical Parameters:
– Caterpillar C15 Cylinder Head Bolt Kit (Cryo treated)
– Cummins ISX15 Steel Liner Kit, 150MM O.D.
– Cummins X15/ISX15 Water Pump
– Caterpillar 3500 Cuffed Cylinder Liner

Application Scenarios:
– On-highway trucks and vehicles
– Construction machinery
– Marine engines
– Power generation (diesel and natural/methane gas engines)
– Mining, drilling, and railway equipment

Pros:
– Premium quality aftermarket parts designed for durability and reliability
– Global distribution ensures wide availability of products
– Specific kits and parts for leading engine brands and models
– 70 years of experience and industry knowledge

Cons:
– No mention of OEM certification; strictly an aftermarket provider
– Technical details such as full specifications and compatibility may require

Home | Engine Parts Inc

Product Details:
Engine valves and custom precision CNC machined mechanical components, with services including warehousing, inventory management, and same day shipping.

Technical Parameters:
– Precision CNC machining & turning of components
– Engine valves made from 4140 carbon steel
– Warehousing safety stock maintenance
– Custom machining available upon request

Application Scenarios:
– Remanufactured diesel engines
– Aftermarket engine parts
– OEM components
– Generators, hydraulic systems, agricultural and industrial applications

Pros:
– Centrally located warehousing for fast delivery
– Inventory management and safety stock maintenance offered
– Same day shipping available
– Over 25 years of industry experience and competitive pricing

Cons:
– No specific certifications or quality standards mentioned
– Technical specifications of parts are limited or unspecified

Online Engine Parts Store | Internal Engine Parts Group | Engine Parts …

Product Details:
The Internal Engine Parts Group, Inc. (Engine Parts Center) offers engine kits and internal engine components such as ignition coils, marine exhaust manifold kits, and timing sets for various vehicles. Featured products include Chevrolet 350 (5.7L) Engine Kits for 1996-2002 trucks, Petronix 40511 Ignition Coil, GM Mercruiser 4.3L Marine Exhaust Manifold Kit, and Cloyes Three Piece Timing Set for Dodge Trucks and Jeep.

Technical Parameters:
– Chevrolet 350 (5.7L) Engine Kit: compatible with 1996-2002 vehicles.
– Petronix 40511 Ignition Coil: 40,000 volts, designed for use with inductive
– Marine Exhaust Manifold Kit: fits GM Mercruiser 4.3L engines.
– Cloyes Three Piece Timing Set: suitable for Dodge Truck and Jeep applications.

Application Scenarios:
– Engine rebuilding and repair for Chevrolet trucks (1996-2002).
– Ignition system upgrades or replacements for vehicles using inductive ignition
– Marine engine exhaust repairs for GM Mercruiser 4.3L boats.
– Timing system repair and maintenance for Dodge trucks and Jeep vehicles.

Pros:
– Direct purchase options for potential cost savings.
– Wide range of specialized engine and related components for different vehicle
– Products suitable for both automotive and marine applications.
– Clear technical specifications provided for key featured products.

Cons:
– Limited detailed technical information for all product offerings.
– No direct information on warranty, installation support, or return policies.

Wholesale Diesel Engine Parts & Heavy Equipment Components Supplier …

Product Details:
EnginesWorld specializes in providing various types of engines and engine parts, including new, used, and rebuilt gasoline and diesel engines for cars, trucks, and industrial equipment. The website offers sourcing, specifications comparison, and purchasing guidance for different engine models.

Technical Parameters:
– Engine types offered: gasoline and diesel engines
– Availability of both new and rebuilt (remanufactured) engines
– Compatible with multiple vehicle makes and models (cars, trucks, industrial
– Engine capacities and cylinder configurations vary depending on application

Application Scenarios:
– Replacement engines for cars and trucks
– Engines for industrial machinery and equipment
– Engine upgrades and swaps for performance or restoration projects

Pros:
– Wide selection of engines to fit various vehicle types and use-cases
– Option to choose between new, used, or rebuilt depending on budget and need
– Expert guidance and specification comparison to ensure product compatibility

Cons:
– Potential risks associated with used engines regarding reliability and lifespan
– Availability and shipping time may vary based on engine type and location

The Internal Engine Parts Group, Inc. – www.InternalEngineParts.com …

Product Details:
The Internal Engine Parts Group, Inc. offers a comprehensive range of internal engine parts and kits, including engine rebuild kits, performance upgrades, rotating assemblies, piston & ring kits, valves, bearings, timing sets, oil pumps, gaskets, and more for automotive, light truck, marine, agricultural, diesel, industrial, and high-performance applications. They supply components from brands like Comp Cams, Eagle, Melling, Felpro, Mahle, ARP, and others.

Technical Parameters:
– Available in engine-specific kits (e.g., SBC 350, 302, 331, 347, 383, 400, 454)
– Includes options for forged, hypereutectic, flat top, coated pistons,
– Components for high-performance, OEM, and diesel engines
– Offers both individual parts and master/overhaul kits

Application Scenarios:
– Automotive engine rebuild and performance upgrades
– Inboard marine engine refurbishment
– Industrial and agricultural engine maintenance
– Heavy-duty diesel engine work and performance tuning

Pros:
– Extensive selection of parts and kits for a wide variety of engine types
– Access to reputable performance brands and OEM suppliers
– Supports both standard replacement and high-performance applications
– Online store and technical resources like videos and downloadable PDFs

Cons:
– Website layout and access to detailed product specs may be cumbersome or unclear
– Technical specifications often require downloading external PDF files to review
– No clear mention of warranty or return policy in the provided extract

Engine Parts Suppliers – Quality, tested used engine and equipment parts

Product Details:
Engine Parts Suppliers provides a large inventory of quality, tested used equipment and OEM engine parts from major manufacturers. They offer both individual engine parts and whole used engines at reduced prices compared to new parts. The business is based in Holdingford, Minnesota, and ships nationwide.

Technical Parameters:
– Parts offered are used and OEM (original equipment manufacturer)
– Products are tested for quality assurance
– Parts are compatible with brands including Kubota, Yanmar, Duetz, Onan, Toro,

Application Scenarios:
– Repair or replacement for engines in equipment from major brands (Kubota,
– Cost-effective engine maintenance for contractors, repair shops, and end users
– Sourcing hard-to-find used engine parts for equipment repair

Pros:
– Significant cost savings over new parts
– Inventory includes tested and quality-assured used parts
– Expertise from a certified technician experienced in engine repair
– Nationwide shipping available

Cons:
– Parts are used rather than new, which may have reduced lifespan
– Selection may vary depending on inventory availability

Comparison Table

Company	Product Details	Pros	Cons	Website
Home – Engine Pro	Engine Pro® manufactures and distributes a wide range of engine parts,	Broad product range including both performance and stock engine parts	No detailed technical specification or part compatibility information is	enginepro.com
The Engine Parts Superstore Stocks the Largest Engine Parts Inventory	Engine Parts Superstore offers a wide selection of new and remanufactured	Extensive inventory for a broad range of engine makes and models Competitive	Technical support may be limited to remote/online channels No direct on-site	enginepartssuperstore.com
Dnj Engine Components, Inc.	DNJ Engine Components is a full-line provider of domestic and Japanese engine	One day shipping anywhere in the US Easy online ordering and accessible	Details on specific part types and technical specs are not shown No mention of	enginecomponents.com
Competition Products – Performance Engine Parts, Racing Engine Parts …	Competition Products offers a comprehensive range of performance and racing	Extensive and well-categorized selection of performance engine parts and	Limited technical specifications and detailed product data directly visible	www.competitionproducts.com
IPD	Quality Aftermarket Heavy-Duty Engine Parts	IPD supplies quality aftermarket heavy-duty engine parts for diesel and gas	Premium quality aftermarket parts designed for durability and reliability Global	No mention of OEM certification; strictly an aftermarket provider Technical
Home	Engine Parts Inc	Engine valves and custom precision CNC machined mechanical components, with	Centrally located warehousing for fast delivery Inventory management and safety	No specific certifications or quality standards mentioned Technical
Online Engine Parts Store	Internal Engine Parts Group	Engine Parts …	The Internal Engine Parts Group, Inc. (Engine Parts Center) offers engine kits	Direct purchase options for potential cost savings. Wide range of specialized
Wholesale Diesel Engine Parts & Heavy Equipment Components Supplier …	EnginesWorld specializes in providing various types of engines and engine parts	Wide selection of engines to fit various vehicle types and use-cases Option to	Potential risks associated with used engines regarding reliability and	enginesworld.com
The Internal Engine Parts Group, Inc. – www.InternalEngineParts.com …	The Internal Engine Parts Group, Inc. offers a comprehensive range of internal	Extensive selection of parts and kits for a wide variety of engine types Access	Website layout and access to detailed product specs may be cumbersome or	www.internalengineparts.com
Engine Parts Suppliers – Quality, tested used engine and equipment parts	Engine Parts Suppliers provides a large inventory of quality, tested used	Significant cost savings over new parts Inventory includes tested and	Parts are used rather than new, which may have reduced lifespan Selection may	enginepartssuppliers.com

Frequently Asked Questions (FAQs)

How can I verify the credibility of an engine parts supplier factory?
Check the supplier’s certifications, reviews, and company history. Ask for references, and request samples if possible. Visiting the factory or using a third-party inspection service can also help confirm their legitimacy.

What factors should I consider when choosing a manufacturer for engine parts?
Consider quality standards, production capacity, lead times, price, and after-sales support. Also, check if they have experience with the specific engine parts you need and whether they can meet your customization requirements.

How do I compare prices between different suppliers effectively?
Request detailed quotes that specify materials, processes, and delivery terms from several suppliers. Compare the overall value, not just the lowest price, by considering quality, warranty, and reliability alongside cost.

What quality certifications are important for engine parts manufacturers?
Look for certifications like ISO 9001, TS16949, or relevant automotive industry standards. These show the manufacturer follows recognized quality management systems and consistently produces reliable parts.

Can I order small quantities for testing before committing to a large order?
Yes, most reputable manufacturers offer sample or trial orders so you can test quality before a larger commitment. Be clear about your requirements and ask about any sample costs or minimum order quantities.