Sold Out Castrol Mixer Funnel – Sold An un-common item of Castrol memorabilia, the mixer funnel for use with two stroke or UCL oil when re-fuelling to get the correct mixture. Post 1958 style decals, in original condition. Category: Sold Items Related products Lodge Spark Plug Bookmark Read more Castrol Garage Oil Cabinet – Sold Read more Esso Oil Cabinet Read more Selection of 1 Gallon Cans Read more