WTB: factory blow off one way valve.https://www.classic-ford.org/mr2/mr2play/tm.aspx?m=105036(c) MR2 AUSTRALIA30Re: WTB: factory blow off valve filter. (Senor_2)You can pick them up from aquarium stores for a couple of $ if you don't know anyone that has one<br/>https://www.classic-ford.org/mr2/mr2play/FindPost/105050Thu, 23 Jan 2014 16:16:22 GMTRe: WTB: factory blow off valve filter. (Carmikey)^^Yep sorry you are right.<br/>https://www.classic-ford.org/mr2/mr2play/FindPost/105046Thu, 23 Jan 2014 14:49:01 GMTRe: WTB: factory blow off valve filter. (Mrskylighter)I think it might be&nbsp;a one way valve.<br/>https://www.classic-ford.org/mr2/mr2play/FindPost/105037Thu, 23 Jan 2014 09:55:19 GMTWTB: factory blow off one way valve. (Carmikey)Guys, does anyone have one of these lying around?<br/>Please see&nbsp;picture.<br/>&nbsp;<br/>https://www.classic-ford.org/mr2/mr2play/FindPost/105036Thu, 23 Jan 2014 09:41:39 GMT