Engine Valve Springs • Melling Performance Springs
Engine Valve Springs
Melling Performance Springs

Engine Valve Springs


When it comes to the design and manufacturing of bespoke engine valve springs, Melling Performance Springs works with and for some of the most respectable companies in the world. We have proudly supplied robust engine valve springs to OE and Tier 1 manufacturers for many years and have become the go-to name for quality engine valve springs for a diverse range of markets.

Made to Order

Bespoke Engine Valve Springs


The expert team at Melling Performance Springs have more than 40 years of combined experience in the design and hands-on manufacturing of engine valve springs. We have been the spring supplier of choice for winning world rally teams over the past decade and celebrate their successes as our own. Our latest victory was at the Isle of Man TT classic, with the winning bike reaching more than 17,000rpm with the help of our bespoke engine valve springs.

Diverse range of markets

Custom Engine Valve Springs


We don’t just focus on the fastest working springs for performance vehicles; we also supply critical engine valve springs for the rail industry and maritime cruise liners where reliability and durability are essential. With engines literally built around the ship itself, the performance and quality of such bespoke engine valve springs is critical, and that is where we can add value.

We develop, fabricate, and stress test custom engine valve springs for a diverse range of markets and applications, including:

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Unique Engine Valve Spring Material


We take pride in our work and only use the latest technology and materials when manufacturing engine valve springs and component parts. We source our raw materials from trusted suppliers that has developed a unique tensile exclusively for Melling Performance Springs. Our engine valve springs are made with high tensile materials with a precise blend of vanadium/nickel content that cannot be found anywhere else.

The material we use to manufacture our engine valve springs is super clean, shaved, and eddy current tested. We regularly audit our raw material providers and every constituent of our supply chain to ensure they continue to adhere to the level of cleanliness and tolerance we require to produce a consistently high-quality product.

Engine Valve Spring Manufacturer


The material and design are only a small percentage of what makes a top-quality engine valve spring. The innovative practices we use in manufacturing are what separates Melling Performance Springs from our competition. We use the very latest C.N.C. machinery, Computer-Aided Design (CAD) equipment and advanced processing to ensure our springs have minimum relaxation, so performance doesn’t drop. Our UK-based workshop houses a state-of-the-art laboratory in which we can design and test engine valve spring prototypes. Our innovative shot peen, induction hardening, gas and plasma nitride, micro peening, isotropic superfinish and cryogenic treatments allow Melling Performance Springs to really push the boundaries and create next-level, high-performance engine valve springs. We are currently working with a local lab for X-ray diffraction and compressive residual stress analysis.

Innovative Spring Technology


We are committed to staying ahead of the curve and maintaining our position as market-leading spring manufacturers. Year after year we design, develop, and invest in new technology and advanced equipment to maintain the gap between us and the competition. We choose only the very best suppliers and premium materials, and continually invest in the skills of our talented and dedicated employees. These are just some of the reasons so many companies seek out Melling Performance Springs for high-performance and bespoke engine valve springs.

How can we help?

Contact Melling Performance Springs


Find out how we can support you with the design, optimisation, and manufacture of bespoke engine valve springs. Whether it’s a commission for a single-engine valve spring for a motor racing project or a large-scale production of high-performance parts, we work to your exact specifications and manufacture each of our bespoke engine valve springs right here in the United Kingdom.

Get in touch with the expert engineering team at Melling Performance Springs to discuss how we can meet and exceed your requirements with the very best engine valve springs on the market.

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