VHT electric contact and spark plug cleaner has been developed primarily for use on smaller two and four cycle engines. A potent mixture of high strength solvents removes most carbon deposits instantly. It dries within less than one minute, even in cold weather, and it leaves sprayed surfaces chemically clean. This chemical compound also helps to maintain the spark plug and electrical contact efficiency on snowmobiles, outboard motors, chain saws,etc. VHT electric contact and spark plug cleaner works extremely well as a metal cleaner on drive chains and similar devices. Sold each.