Compressed Air Adaptor

– Use with the Model No\’s VS160 or VS168 to hold the valves closed whilst spring is compressed.
– Spark plug adaptor with M14 and M18 threaded fittings for car and light commercial use.
– Valve assembly maintains cylinder pressure when air supply is cut.
– Requires a 90-125psi supply.
– Requires standard bayonet air line coupling (not included).