The Standard Leyland 23c New Engine Block is a high-quality replacement part manufactured by Standard Motor Products. This engine block is designed specifically for the Leyland 23c engine, ensuring a perfect fit and reliable performance. With the manufacturer part number 23c, you can be confident that this new old stock block will meet the standards set by the original manufacturer. Upgrade your vehicle with this durable and trustworthy engine block for optimal performance and longevity.