I have followed these basic instructions before and it should get them running pretty well. I found that setting up the carbies so they are flowing the same really made a big difference.
On Mon, 28 Jul 2003, mark krawczuk wrote: > hi, first thing u will have to do is, make sure the needles are the exact > same length sticking out the dashpot. > get a small steel rule , anything with a straight edge, then put it right up > against the needle so that the rule runs across the bottom of the dash pot, > loosen the screw in the dashpot that holds the needle.then pull the needle > so that the shoulder of the needle buts up against the rule, then titen > grub screw. > if the needle is sticking up , i.e shoulder of needle is abouve bottom of > dashpot, it will have to be adjusted so that the shoulder is level with > bottom of dashpot. > > the needle slides into a brass tube, and then the tube is adjusted up or > down to get the idle mixture right. > for a start adjust the tubes so that they are pretty well all even . TRY > it so that the top of each tube is about 1-2 mm below the bottom of the > throttle bore. > then reset all su linkages . > lossen/adjust the throttle plates so that they are completely closed then > adjust each one by the same amount so that each plate is cracked open by a > little. > then adjust each brass tube to get correct mixture . a bit of plastic tubing > put in your ear, and the other end just in front of the su, adjust till the > hissing is the same. > the adjusting like this MAY not always work like this, u might have to > just adjust so that the engine is running smooth. > > > hope this helps. > > the main thing is to make sure the throttle plates are each opened the same > ammount , otherwise if one so throttle plate is open more than the other u > will never get it to a tuneable state.... > > mark k > > ----- Original Message ----- > From: "Robert Sidaway" <[EMAIL PROTECTED]> > To: "Ozdat List" <[EMAIL PROTECTED]> > Sent: Monday, July 28, 2003 10:45 PM > Subject: Tuning SUs > > > > Just wondering if there's anyone on this list living > > in the sydney area who could give a mate and I a hand > > with our Zcars. So far any attempts at tuning (with > > the colourtune, flow meter and Haynes manual) have > > resulted in the cars running like crap, so if anyone > > knows their carbs and would be willing to give up an > > afternoon in exchange for a case of beer can you email > > me at [EMAIL PROTECTED] > > > > Thanks in advance > > > > __________________________________ > > Do you Yahoo!? > > Yahoo! SiteBuilder - Free, easy-to-use web site design software > > http://sitebuilder.yahoo.com > > > > > > > --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/[EMAIL PROTECTED]/ ---------------------------------------------------------------------
