Red Line Synthetic Oil 40403 Kart Oil 16 oz sku-420433830

Red Line Synthetic Oil model 40403 is listed as Multicolor Motor Oil, sku-420433830, UPC 083522404235, in a 16 oz size. The source describes 2-stroke kart oil in 16oz bottles, a pack of 12, under part number 40403-12PK; its title also lists 40603. Intended uses include motorcycle, marine and snowmobile racing as well as daily applications.

The oil is described as keeping engines clean, with high-temperature stability to prevent deposits on combustion chambers, exhaust ports, the upper ring and piston crown. The stated dyno-tested power gain is 3-5%, including over longer runs. Suggested mixing is 50:1, or up to 100:1 depending on operating conditions. It can be premixed with gasoline or with fuel containing up to 50% alcohol.