Premium Vintage Engine Oil
SHELSLEY MEDIUM is a premium mineral, 25W-70, high zinc, very low detergent engine oil designed specifically for petrol, kerosene and diesel fuelled vintage, pre-war and post war vehicles manufactured to 1950.
Key Features
- Double Layer Protection: Features a double layer of engine wear protection with high zinc and increased operating temperature viscosity over monograde oils
- SAE 40 Replacement: 25W-70 engine oil for vehicles that specified SAE 40 grade engine oils
- Special Additive Pack: Contains a special additive pack that suits vintage vehicles of the era and is compatible with grades that were originally specified
- Tacky Additive: Contains a "Tacky Additive" so that when vehicles are laid up, the engine oil doesn't run off the internal surfaces
- Rust Protection: Combined with an increased level of rust inhibitor, provides protection against corrosion and deterioration when the engine is not used or in storage
Suitable For
- Larger engined vintage and pre-war vehicles with troughs or dipper type lubricating systems
- Early types of pressure feed systems
- Total loss oiling systems
- Larger capacity sleeve valve engined cars such as Minerva, Mors, Knight and Daimler
- Early vintage (pre 1950) motorcycles with sight glasses, pilgrim oil pumps and total loss lubrication systems
- Motorcycles fitted with wet clutch systems
- Passenger cars, motorcycles, 4WD's, light & heavy duty commercial vehicles, tractors and industrial machines that originally specified SAE 40 monograde oil
Technical Specifications
- Base Oil: Mineral
- Viscosity: SAE 25W-70
- API Rating: SC/CC
- Fuel Types: Petrol/E10, Diesel, Kerosene
Note: For vehicles requiring higher detergency, use Penrite Classic Medium Engine Oil instead. When changing oil, Penrite recommends using Penrite Engine Flush for optimal results.