kiddskydrol Posted December 24 Report Share Posted December 24 Found this on the net.. pretty interesting experiment you can do yourself on a old car. Test has showed a boost of almost 30mpg if done right.http://www.fortunecity.com/greenfield/bp/16/hboost.htm Quote Link to comment Share on other sites More sharing options...
jeffy1 Posted December 24 Report Share Posted December 24 sure Quote Link to comment Share on other sites More sharing options...
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