It’s Not Just About Viscosity – Why Oil Specs Are Important
September 9, 2026
Not All 5W-30 Oils Are the Same: Why Oil Specification Matters in a Commercial Vehicle Workshop.
The Hidden Cost of Transmission Failure: Why the Right Transmission Oil Matters
September 9, 2026
A commercial vehicle transmission works hard for every mile a vehicle is on the road. Yet when workshops look at ways to reduce operating costs, transmission oil is often overlooked and that could be an expensive mistake. Choosing the right transmission oil should be viewed as an investment in vehicle reliability rather than simply a lubricant purchase.
Kernow Oils Named Exclusive Castrol Official Partner Distributor for Commercial Vehicle Lubricants
December 11, 2025
We’re proud to share some exciting news from Kernow Oils: we are now the exclusive UK Ambassador Distributor for Castrol’s Commercial Vehicle products. This prestigious appointment strengthens our already long-standing partnership with Castrol and further positions us at the forefront of the Commercial Vehicle Oils and Heavy-duty Vehicle Oils industry.
New Castrol Vecton Product Release
June 19, 2025
We are pleased to announce the launch of Castrol's latest additions to the Castrol Vecton product range. Designed to satisfy the latest regulations requirements of the latest commercial engines. Take a look at our blog explaining some of the benefits of the new, latest specification Castrol Vecton engine oils and how they can help your business operations.
Castrol Hydraulic Oil – The Essential Guide
December 18, 2024
When it comes to ensuring the smooth operation and longevity of hydraulic systems, selecting the right hydraulic oil is essential. This guide explores the technology behind Castrol hydraulic oils, their benefits, the product lines available, and why Castrol is the preferred choice for businesses looking for quality and innovation in hydraulic fluids.
Hydraulic Oil – The Essential Guide
December 18, 2024
Hydraulic fluid is a critical component in any hydraulic systems, powering everything from heavy industrial machinery to construction equipment. It plays a key role in ensuring smooth operation, enhancing performance, and protecting components. In this guide, we will explore what hydraulic oil is, the different types and technologies available and the additives that boost its performance.
Castrol Metalworking Fluid – The Benefits
December 18, 2024
Castrol is a globally recognized brand known for its high-quality industrial lubricants, including its wide range of metalworking fluids. These products are designed to meet the needs of both light and heavy-duty machining operations, offering superior performance and reliability. Here is our guid which takes a look at some of the key benefits of using Castrol metalworking fluids.
Metalwork Coolant Oils – The Essential Guide
December 18, 2024
When it comes to metalworking, whether it’s machining, grinding, or cutting, coolant oils play an essential role in ensuring precision, improving tool life, and enhancing the overall performance of machines. In this guide, we will explore the importance of metalwork coolant oils, the key factors to consider when choosing one, and introduce some top-quality products available at Kernow Oils.
Castrol Vecton – A New 3-tier Structure for Commercial Vehicle Oils
September 15, 2026
Forget what you thought you knew about Castrol’s previous CVO products. The new Castrol Vecton structure gives fleets the performance, longevity, and fuel-saving benefits Castrol is famous for—now offered in a product range that’s easier to navigate and more competitively priced than many inferior alternatives on the market.
Volvo VDS-5 Engine Oil: Everything Commercial Vehicle Workshops Need to Know
September 9, 2026
Designed for a newer generation of fuel-efficient Volvo engines, VDS-5 represents an important change from previous Volvo oil specifications. Crucially, VDS-5 is not backwards compatible with VDS-4.5 applications. That makes understanding the specification essential for workshop managers servicing mixed-age commercial vehicle fleets.