V-Twin TechniPlater SAE 70 Straight weight 70, a Klotzr American V-Twin Synthetic TechniPlater Lubricant, is custom formulated for the Harley Davidsonr air-cooled engine. Will not shear like petroleum oils and stays in-grade even under the most stressful situations. The high power output and piston speeds of the V-Twin engine demand the protection that Klotzr TechniPlater advanced lubrication technology provides.