2 x Hydraulic Valve Lifter Treatments Lubricates sticking valves Reduces valve noise Restores lost power Silverhook Hydraulic Valve Treatment is an oil additive, formulated for petrol and diesel engines. It will help clean the build-up to internal engine deposits that cause noise in the engine valves as well as lubricate, this, in turn, will increase engine efficiency. Can be used on Petrol or Diesel Engines with or without turbocharger Compatible with mineral and synthetic engine oils 2 x 325ml supplied FAST FREE TRACKED UK DISPATCH.
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