Color charts and reading plugs in general needs to be done with leaded fuel. A good EGT gauge will give you the real story on what going on in your combustion chambers. Best of luck
Joshua Murray Matrix Engineering 877.290.0661 orders 503.691.1541 tech [email protected] -----Original Message----- From: Holland J. Phillips <[email protected]> To: vw racer <[email protected]>; [email protected] <[email protected]> Date: Thursday, February 10, 2000 9:48 AM Subject: Re: getting enough fuel?(paranoia) >> Does anyone know how to tell if you are getting enough fuel at high rpm? > >The old racers method is to do a plug reading. Grab your plug wrench and >head for an open stretch of road where you can sustain 5500 - 6000 in 3rd >gear for 1/4 - 1/2 mile. You want to simultaneously shut the ignition off >and let the throttle butterfly close after the 1/4 - 1/2 mile run at 5500 - >6000 RPM. Don't let off the gas before you shut the ignition off, you need >to do both simultaneously, or you'll alter the results. Coast to the side >of the road, and pull a couple of plugs, one at the end of the head, and one >of the middle ones. Examine the plugs for evidence of lean or rich mixture. >I think my old A1 Bentley had a color "chart" with pictures of various plugs >identifying various mixture situations, as well as other engine problems >(bad rings, too hot/cold plugs, etc.). >You should probably do this a few times to insure consistent results. > >--Holland >Forced Failure Racing >Don't Ask MotorSports >[email protected] >a2_16V List Owner >[email protected] >San Jose, California > > >_____________ >List Sponsor: http://www.netsville.com >To remove yourself from this list, send mail to [email protected] with 'unsubscribe a2_16v' in the body of your message >See us on the web at http://www.a2-16v.com >Visit the 16V Homepage at http://www.gti16v.org > _____________ List Sponsor: http://www.netsville.com To remove yourself from this list, send mail to [email protected] with 'unsubscribe a2_16v' in the body of your message See us on the web at http://www.a2-16v.com Visit the 16V Homepage at http://www.gti16v.org
