What Melling Engine Parts makes

Melling Engine Parts is an engine-internals manufacturer built around oil pumps, the product that started the company in 1946 and still anchors the catalog. Alongside oil pumps, Melling makes camshafts, valve train components, timing chains and sprocket sets, water pumps, cylinder sleeves, and expansion (freeze) plugs. The 2020 addition of Melling Performance Springs brought precision valve springs into the family, and a 2022 acquisition of Sigma added rocker arms and shafts. The company describes coverage of roughly 1.3 million applications across Ford, GM, Stellantis, Toyota, Hyundai, and Honda engines, split between an aftermarket division serving engine rebuilders, warehouse distributors, jobbers, and retailers, and an original-equipment program.

Melling sells into two lanes. The aftermarket division is the historic core, noted by the company for catalog accuracy, steady new-product releases, and international distribution. The OEM and performance lines carry the same engineering into new-engine programs and motorsports, where Melling has been a visible name since its NASCAR sponsorships of the 1980s and its current NHRA backing of six-time champion Erica Enders. Every product is marketed as made in the USA, engineered to meet or exceed OEM specifications.

Ownership and history

Melling is a private, family-owned business now in its fourth generation. George Melling Sr. and his brother Ben started a tool shop in Jackson, Michigan, in 1946, after World War II, when auto parts were scarce; they designed the M-10 oil pump for the 1937 Chevrolet six-cylinder and built the aftermarket catalog from a mailing list gathered on business trips. The first catalog, in 1948, listed 14 parts. The company expanded through acquisition over the decades: AC Foundry in 1962 (casting), Melling Industries in 1966 (precision turned parts), Prescott Products in 1981 (tubular fabrication), Melling Cylinder Sleeves in 2002, Performance Springs in 2020, and both Sigma (rocker arms) and Casalandra Metal Stamping (expansion plugs) in 2022.

Leadership has passed down the family line: Harry Melling became president in 1975, and Mark Melling took over as president and CEO in 1999. Melling operates 7 facilities, 5 in North America, 1 in Mexico, and 1 in Europe. In January 2026 the company marked 80 years in the automotive industry.

Certifications and quality

Melling states that it is registered to IATF 16949:2016 and ISO 9001, the automotive quality-management standards, and to ISO 14001:2015 for environmental management, with certificate documents posted on its own quality page. IATF 16949 is the automotive sector's baseline quality-system standard, and holding it across manufacturing operations is what an OE-serving parts maker is expected to demonstrate. These are the company's own published registrations. Melling frames quality around a single standard it repeats across its materials: "Quality in all we do," backed by design-through-inspection controls and validation testing.

Known customers

Melling's business is largely aftermarket, so its buyers are engine rebuilders, warehouse distributors, jobbers, and parts retailers rather than a named OEM program list. Two recent supplier awards are on the public record and point to those distribution relationships: Melling was named NPW's 2024 Engine and Performance Vendor of the Year (announced February 2025) and received ERI's 2024 Largest Sales Growth Supplier Award (October 2025). The catalog covers Ford, GM, Stellantis, Toyota, Hyundai, and Honda engine families, which is the applied-coverage footprint an aftermarket engine-parts supplier builds its line around. Melling is also a member of MEMA Aftermarket Suppliers and appears on MEMA's 2024-2025 Top Suppliers list.

Sourcing evidence

Melling's US import record reads like a manufacturer's inbound bill of materials, not a reseller's. Its primary customs entity, Melling Tool at 2700 Saradan Dr in Jackson, shows 1,324 sea shipments from January 2015 through September 18, 2026, averaging about 13.5 TEU per month, with imports landing every month of the year (93 to 123 shipments per calendar month). The most active foreign suppliers ship the components that go into finished engine parts:

Seven shown of a longer supplier list. By HS chapter, the mix leads with pumps and machinery, iron and steel castings, automotive parts, and chain and sprocket components, matching the oil-pump and timing product lines. Origin countries are China, India, South Korea, and Taiwan. This inbound-component pattern, plus a US finishing and distribution base in Jackson, is the signature of a domestic engine-parts producer, and it also marks the tariff exposure a buyer would weigh when sourcing from a supplier with a partly imported component base.

Coverage caveats: these are US ocean-freight records only. Air, truck, and rail movements do not appear; some records name freight intermediaries rather than manufacturers; and product categories come from declared manifest codes, which are noisy. A separate customs entity, Melling Automotive Products at a nearby Jackson address, records another 424 shipments; the figures above cover the primary Melling Tool entity only. Absence of a record is not evidence of absence.

Frequently asked questions

What does Melling Engine Parts make?

Melling makes engine-internal parts: oil pumps (its founding and flagship product), camshafts, valve train components, timing chains and sprockets, water pumps, cylinder sleeves, and expansion plugs, plus performance valve springs and rocker arms. It covers roughly 1.3 million applications across Ford, GM, Stellantis, Toyota, Hyundai, and Honda engines for both the aftermarket and OEM.

Who owns Melling Engine Parts?

Melling is a private, family-owned company now in its fourth generation. It was founded by George Melling Sr. in Jackson, Michigan, in 1946. Mark Melling has been president and CEO since 1999.

Where is Melling Engine Parts located?

Melling is headquartered at 2700 Saradan Dr, Jackson, Michigan 49202. The company operates 7 facilities in total, 5 in North America, 1 in Mexico, and 1 in Europe.

How old is Melling Engine Parts?

Melling was founded in 1946 and marked 80 years in the automotive industry in January 2026. It has been run by the Melling family across four generations.

What certifications does Melling hold?

Melling states that it is registered to IATF 16949:2016 and ISO 9001 for quality management and to ISO 14001:2015 for environmental management, with certificate documents posted on its own quality page.

Who are Melling Engine Parts' customers?

Melling sells mainly through the aftermarket to engine rebuilders, warehouse distributors, jobbers, and parts retailers, and also runs an OEM program. It was named NPW's 2024 Engine and Performance Vendor of the Year and received ERI's 2024 Largest Sales Growth Supplier Award, and it is a member of MEMA Aftermarket Suppliers.

Last verified September 28, 2026. Is this your company? Request a correction.