1 oz. container of WSX powder, dry film lubricant. This is enough to coat all moving parts in a BB engine and more. Tech Line Coatings PKSX (WSX) is an extreme pressure and tem,perature lubricant designed for cylinder walls, lifter bores and valve guides. It can carry loads up to 350,000 PSI and reduces friction and wear. It also improves ring seal and leak down. PKSX (WSX) bonds at 20 millionths of an inch, and no baking is required, simply buff in. This is a must for the serious engine builder.