These give 1/2" of rise

a stock-style 22mm H-D style petcock (Left side when sitting on bike)

• Pre-tightened compression fittings for a leak-free installation

Made in England

These vintage motorcycle gas caps are crafted in the UK by the OEM supplier of gas caps to Triumph Motorcycles

SRM Oil Pressure Release Valve for pre unit Triumphs Subcategory_Air Filter Elements These give 1/2" of riseMade for pre unit Triumphs (though they work great on later unit Triumphs as well!), the SRM Engineering CNC machined stainless steel pressure release valves have a stainless body, stainless dome cap and stainless piston. Each one is hand assembled and checked for correct pressure blow off.