This eliminates the vapor barrier that can cause hot spots and pre-ignition in engines with water based coolants. Evans Waterless Coolants have a boiling point of 375F, well above the boiling point of other engine coolants. OAT formulations are often branded as ‘Long-Life’ based on their five year life-span, compared with 1-2 years for standard antifreeze formulations.Īlthough OAT-EG-Water mixtures are now used in most new car engines, they have proven less successful in older vehicles and heavy duty diesel engines (HDDE). Evans High Performance Engine Coolant No Boil-Over. Nitrite, silicate, borate and azole based products have been around for many years, with Organic Acid Technology (OAT) inhibitors appearing more recently. This promotes galvanic corrosion where metals of high nobility sacrifice themselves to metals of lower nobility – this is often manifested by pitting.Ĭorrosion inhibitor formulations have changed many times over the years, but not always for the better. Water also acts as an electrolyte if dissolved solids, such as hardness salts (lime scale) etc., are present. This cycle leads to a perpetual cycle of corrosion, which is accentuated in classic vehicles with no expansion chamber. Water when heated drives off a significant proportion of dissolved oxygen, but as it cools reabsorbs fresh oxygen. Triumph Daytona 675 / Street Triple 675Īlthough water is cheap and readily available, it is also the root cause of corrosion within engine cooling systems.Jofama 2019 Range of Motorcycle Clothing Clearance.
Lindstrands Range of Motorcycle Clothing.Halvarssons Range of Motorcycle Clothing.A range of waterless engine coolants to suit all types of engine cooling system. Bonamici Chain Adjusters, Paddock stands and Bobbins Click on the map below to locate your local distributor or agent.EVR Overbore Kit for Ducati 748 to 853cc.Introducing the new Weather Protector Seat cover.LUIMOTO SEAT COVERS & TANK LEAF PRODUCTS.Aprilia RS660 HIGH PERFORMANCE VELOCITY STACKS Evans Power Cool 180 - Waterless Engine Coolant for Performance Cars For use with all high performance engines fabricated from a mixture of cast iron.Speedycom Performance Ltd > EVANS WATERLESS COOLANT > EVANS MOTORCYCLE WATERLESS COOLANT
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