A sealer such as Loctite 518 is applied to the bottom third of the cylinder to keep it in place and to prevent oil from migrating up between the bottom end of the sleeve and the block. Anything that gets between the sleeve and block (be it oil, carbon deposits or even air) can interfere with good heat transfer. With water-cooled cast iron blocks, the general recommendation for installing dry flangless sleeves is to use about .0015Ë to .002Ë of interference fit.
Golfer's vasculitis. Golfer's vasculitis, exercise-induced vasculitis and hiker's rash, are names proposed by different medical researchers for a form of vasculitis resulting in a purpuric rash (bleeding from underlying tissues). It is often experienced in the lower legs caused by excessive exercise in hotter temperatures.
Although it is unknown what causes most types of vasculitis, immune system abnormality, inflammation of blood vessels, and genetic factors appear to be somewhat important in the cause of the disease. Vasculitis can also be caused by an immune or allergic reaction in the vessel walls. In rare cases, infections of the blood vessel walls can cause vasculitis. In this case, a bacteria or virus infects the blood vessel and then the white blood cells cause damage to the vessel as it destroys the ...