Mick,
how about a photo of the shield both on the car and off the car? Id be interested to see how you've done it. Keep people posted on the changes you make to the jets and stuff. Cheers Chris mick ralph writes: > Thanks Chris > I wouldn't have thought that it would make that much difference either.. but > i have been concerned for some time that the webers were getting too hot. > Last week i replaced the ignition module and it was the urge to shield the > distributor that got me excited about finally making the shield. The results > so far have been astonishing to say the least.. > My fuel consumption has gone from woeful to hmmm not too bad...but as terry > pointed out some bigger jets may be called for, in the hunt for more power.. > I may even take it off for the weekend cos I can't afford new jets and stuff > this time round and i reckon it runs more powerfully without the shield, I'm > gonna take it off tomorrow and give it a test and let u all know. > I would be interested in others comments too > cheers > Mick > > > > ----- Original Message ----- > From: "Chris Simpson" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Tuesday, January 29, 2002 7:42 PM > Subject: Re: weber heat shield Part 2 > > > > > > Mick > > > > going by the physics of it, you are using cooler air, there fore it should > > be more dense and there fore make your miture lean. I wouldnt have thought > > that it would have made that much difference, but there you go! > > > > I'll be interested to see what other people think about these effects and > > their solutions to the matter > > > > > > Chris > > > > mick ralph writes: > > > > > Today I made up and fitted the heat shield and took the car for a run up > the > > > motorway for a couple of hours. Some very interesting first > impressions... > > > 1. The carbs are cool to the touch after an hour on the > freeway....normally > > > quite hot > > > 2. Fitting the brackets to the underneath exhaust studs is a real > pain!!!!! > > > 3. The motor seemed really dead ie down on power I got blown off by a > > > porker 924!!! > > > 4 Fuel consumption was noticeably way down. I reckon a 1/3 less than > > > normal! > > > Questions > > > If the carbs were running significantly cooler, could this upset the > > > jetting? What sort of change might u expect ie richer or leaner? Would > it > > > affect low rev range or high rev range? > > > Might it run leaner is the question I guess? > > > Relevent settings > > > twin 45dcoe > > > Venturi 36 > > > Main Jet 150 > > > Air correction jet 150 > > > Emulsion Tube F2 > > > Idle Jet 45 F9 > > > Pump Jet 40 > > > Plugs BP6EY > > > Std B/B electronic dissy - no vac advance > > > 15 BTDC > > > 76 degree cam > > > Big valves etc etc > > > Cheers > > > Mick > > > > > > > > > > > > > > > --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]/ ---------------------------------------------------------------------
