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- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
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Description
Silkolene Osmaston 50A high quality premium grade, non detergent engine oil often preferred by owners of pre war classic and vintage vehicles. Being a non detergent type of lubricant it is important to ensure that the engine oil is changed at least every 1000 miles. This grade is also ideal for total loss lubrication systems used in the engines of early cars and motorcycles. OSMASTON 50 Classic may also be used as appropriate in gearboxes. SPECIFICATION API SB
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.1 ★★★★★
Based on 788 reviews
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Product Reviews
★★★★★ 4
Almost good
Item Package Quantity: 1
They worked kinda good
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Reviewed in the United States on May 14, 2026
★★★★★ 5
Good quality
Item Package Quantity: 1
Works great, would by it again
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Reviewed in the United States on May 1, 2026
★★★★★ 2
Don't waste your money.
Item Package Quantity: 1
Did not work!
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Reviewed in the United States on May 7, 2026
★★★★★ 1
Doesn't work
Item Package Quantity: 1
No effect at all on my headlights. Don't waste your money.
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Reviewed in the United States on April 30, 2026
★★★★★ 5
Well worth the money. And easy to use.
Item Package Quantity: 1
For what it cost, it worked way better than I expected. 👍
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Reviewed in the United States on April 16, 2026
