12/05/2007 07:15:55 Tim Halfrauds are selling 'Track day' oil at a knock down price. This is the stuff Caterham cars use as their OE oil, it's actually re-branded Comma stuff. [URL="http://www.halfords.com/webapp/wcs/stores/servlet/ProductDisplay?storeId=10001&langId=-1&catalogId=10151&productId=230747&categoryId=77306"]http://www.halfords.com/webapp/wcs/stores/servlet/ProductDisplay?storeId=10001&langId=-1&catalogId=10151&productId=230747&categoryId=77306[/URL] Naturally check to make sure your engine is suitable to use this before buying it. BTW the discription on the webpage is slightly wrong, it really IS 5W/50