Stant Lev-R-Vent lever-type competition radiator caps to suit standard 3/4" depth neck radiators, with a 2 1/8” outside diameter cap attachment. These lever-type caps allow excess pressure to be vented safely prior to removing the cap. The caps come complete with an upper sealing gasket, so can be used on open or closed type cooling systems. The use of these caps allows the altering of engine running temperatures, ideally, before use, the integrity of the engines cooling system and relevant gaskets should be checked and assessed.

• 18-22 PSI Pressure release