{"id":220,"date":"2007-08-19T00:00:00","date_gmt":"2007-08-19T00:00:00","guid":{"rendered":""},"modified":"2015-01-14T15:11:48","modified_gmt":"2015-01-14T15:11:48","slug":"bel-airmissing-boost-found","status":"publish","type":"post","link":"https:\/\/project55.co.uk\/?p=220","title":{"rendered":"Missing Boost Found"},"content":{"rendered":"<p>Zane made a connector tube (or fish as he christened it, as it ended up fish shaped!) so I set about fitting it. Its so tight that I had to remove the Procharger and fit it before putting it back on. Some of the bolts are almost impossible to get at so it took a few hours but it looks good done and should help to keep it cooler now I&#8217;m not drawing air from above the headers.   <img loading=\"lazy\" decoding=\"async\" width=\"443\" height=\"315\" alt=\"TheFish.jpg\" src=\"\/wp-content\/uploads\/files\/BelAir\/2007\/08\/TheFish.jpg\" \/>    While testing the brakes the other weekend I noticed some compressor chatter as it came off accelerator, so I decided to move the blow off valve to just before the inlet elbow to see if it helped. I found that it was opening as boost increased and dumping constantly. A check of the vacuum feed showed it to always seem to be in vacuum even when there was enough boost to swell the inlet piping. I swapped the dual piston valve out for the old single piston but that made no difference either. I kinked the pipe and got it to dump only when the throttle closed, so after a bit of experimentation made a restrictor with a piece of bar and a jubilee clip on the pipe. This allowed me to adjust it so it only dumped when it should so it&#8217;ll be interesting to see how much more performance I get.    <img loading=\"lazy\" decoding=\"async\" width=\"443\" height=\"314\" alt=\"Old-BOV-in.jpg\" src=\"\/wp-content\/uploads\/files\/BelAir\/2007\/08\/Old-BOV-in.jpg\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Zane made a connector tube (or fish as he christened it, as it ended up fish shaped!) so I set about fitting it. Its so tight that I had to remove the Procharger and fit it before putting it back on. Some of the bolts are almost impossible to get at so it took a few hours but it looks good done and should help to keep it cooler now I&#8217;m not drawing air from above the headers.   <img loading=\"lazy\" decoding=\"async\" width=\"443\" height=\"315\" alt=\"TheFish.jpg\" src=\"\/sites\/default\/files\/BelAir\/2007\/08\/TheFish.jpg\" \/>    While testing the brakes the other weekend I noticed some compressor chatter as it came off accelerator, so I decided to move the blow off valve to just before the inlet elbow to see if it helped. I found that it was opening as boost increased and dumping constantly. A check of the vacuum feed showed it to always seem to be in vacuum even when there was enough boost to swell the inlet piping. I swapped the dual piston valve out for the old single piston but that made no difference either. I kinked the pipe and got it to dump only when the throttle closed, so after a bit of experimentation made a restrictor with a piece of bar and a jubilee clip on the pipe. This allowed me to adjust it so it only dumped when it should so it&#8217;ll be interesting to see how much more performance I get.    <img loading=\"lazy\" decoding=\"async\" width=\"443\" height=\"314\" alt=\"Old-BOV-in.jpg\" src=\"\/sites\/default\/files\/BelAir\/2007\/08\/Old-BOV-in.jpg\" \/><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30,33],"tags":[],"class_list":["post-220","post","type-post","status-publish","format-standard","hentry","category-bel-air","category-engine"],"_links":{"self":[{"href":"https:\/\/project55.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/project55.co.uk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/project55.co.uk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/project55.co.uk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/project55.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=220"}],"version-history":[{"count":1,"href":"https:\/\/project55.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/220\/revisions"}],"predecessor-version":[{"id":1372,"href":"https:\/\/project55.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/220\/revisions\/1372"}],"wp:attachment":[{"href":"https:\/\/project55.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/project55.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/project55.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}