You can't have a clean engine with just a hot tank and an air hose with water. Our oil line and gallery brushes provide the mechanical agitation required to remove the old metal chips, grinding compounds, sludge and dirt from the passages that can't be seen - the oil passageways. Available in carbon steel or high-density 6-12 nylon.  Prop 65 Warning

Our oil line and gallery brushes provide the mechanical agitation required to remove metal chips, grinding compounds, sludge and dirt from the passages that can't be seen. Made with carbon steel for more aggressive cleaning on rough spots, corroded and pitted areas.  Prop 65 Warning

Our 1 E Kit contains all the popular diameters for complete oil line and gallery cleaning. 29 brushes in all represent a tremendous savings compared to purchasing all the brushes separately.  Prop 65 Warning