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Mass Air VS Speed density
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<table border="0" cellpadding="1" cellspacing="1" width="99%" align="center"> <tr bgcolor="#000000"><td> <table border="0" width="100%" cellpadding="3" cellspacing="0"> <tr bgcolor="#000099"> <td colspan="2" align="left"> <font size="2" color="#ffffff" face="Verdana, Arial"> <b>T O P I C R E V I E W</b> </font></td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>KCmustangboy</b> <br /><small>Member # 1927</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,15,21,12,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> Well I set it up today and everything seems to work on both sides just fine. I will be bringing both systems to Test and Tune tomarrow night. I have very few bolts ons so its pretty much stock. I am going to just leave it in drive off the line for 2 or 3 passes with each system. Which is faster? We should have a solid anwser tomarrow night! See you guys there. Casey <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>KCmustangboy</b> <br /><small>Member # 1927</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,15,21,59,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> Anyone have a digital camera that will be out at test and tune tomarrow? <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>Yellow94GT</b> <br /><small>Member # 431</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,16,9,28,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> I'll have a digi there tonight Casey <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>shade-tree</b> <br /><small>Member # 298</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,16,12,33,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> I've always been under the impression that stock for stock, the speed density cars ran harder but that was mostly due to a better cam in '87-88 cars and one less intake restriction (the MAF), on an equally tuned stocker though, (same A/F ratio), I doubt you'd notice even a couple hundredths from your new-found intake restriction. But in otherwords I expect you to slow up ever so slightly, given equal air/fuel and timing and the rest of the tune. <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>season'd 88</b> <br /><small>Member # 169</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,16,12,59,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> </font><blockquote><font size="1" face="Verdana, Arial">quote:</font><hr /><font size="2" face="Verdana, Arial">Originally posted by shade-tree:<br /><strong>I've always been under the impression that stock for stock, the speed density cars ran harder but that was mostly due to a better cam in '87-88 cars and one less intake restriction (the MAF), on an equally tuned stocker though, (same A/F ratio), I doubt you'd notice even a couple hundredths from your new-found intake restriction. But in otherwords I expect you to slow up ever so slightly, given equal air/fuel and timing and the rest of the tune.</strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">thats exactly what i was gonna say. <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>st5150</b> <br /><small>Member # 51</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,16,13,22,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> Exactly what I was going to say as well <img border="0" title="" alt="[Big Grin]" src="biggrin.gif" /> <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>Black94 5.0</b> <br /><small>Member # 655</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,16,15,5,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> I say that the MAF will be a couple of a tenths slower than the Speed Density... <img border="0" title="" alt="[Wink]" src="wink.gif" /> <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>KCmustangboy</b> <br /><small>Member # 1927</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,16,15,11,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> After driving with both systems for two days I am going to go with this "guess" Mass air will be right there all the way but in the last 400 feet the SD will will by 1 mph, due to the lack of restriction... But who knows...Find out in a few hours! See you all there tonight! <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>Chris M.</b> <br /><small>Member # 1708</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,16,16,33,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> if sized properly the maf shouldn't be a restriction. neither is faster or slower. <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>KCmustangboy</b> <br /><small>Member # 1927</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,16,22,23,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> <img border="0" alt="[worship]" title="" src="graemlins/worship.gif" /> SPEED DENSITY!!! <img border="0" alt="[worship]" title="" src="graemlins/worship.gif" /> <br />3 tenths were gained on 6 runs back to back to back without the mass air. <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>st5150</b> <br /><small>Member # 51</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,16,23,46,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> Cool. What was your best MPH with the MAF and with the SD setup?<br /> What was your best of the night? <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>KCmustangboy</b> <br /><small>Member # 1927</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,8,29,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> 14.53 @ 96 Best of the night Speed Density (I shuffled it from second to 3rd.<br />The following were just sitting in drive<br />15.04 @ 92.0 Mass air best<br />14.69 @ 94.1 Speed Density best <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>Black94 5.0</b> <br /><small>Member # 655</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,10,26,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> </font><blockquote><font size="1" face="Verdana, Arial">quote:</font><hr /><font size="2" face="Verdana, Arial">Originally posted by KCmustangboy:<br /><strong> <img border="0" alt="[worship]" title="" src="graemlins/worship.gif" /> SPEED DENSITY!!! <img border="0" alt="[worship]" title="" src="graemlins/worship.gif" /> <br />3 tenths were gained on 6 runs back to back to back without the mass air.</strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">I TOLD YOU!!!.......I switched my 86 to MAF and it slowed my car down too....<br /><br />Oh well, atleast you know which one is better with your current set up.... <img border="0" alt="[patriot]" title="" src="graemlins/patriot.gif" /> <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>KCmustangboy</b> <br /><small>Member # 1927</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,10,41,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> Key word there being CURRENT, however I am swapping my AOD for my T5 today, so I am thinking I need to do the mass air swap anyways, I don't think the AOD computer will work well with a T5 computer, sense the T5 is mass air I guess I have to hook it all up! <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>shade-tree</b> <br /><small>Member # 298</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,11,40,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> now wait a second--- the MAF swap is a computer, harness, the MAF ,etc., you swapped back/forth completely between speed density and mass air several times between runs? side by side computers? or? <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>st5150</b> <br /><small>Member # 51</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,11,53,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> I'm running an AOD computer with my T5 for a few years and 60,000+ miles just fine <img border="0" alt="[patriot]" title="" src="graemlins/patriot.gif" /> <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>KCmustangboy</b> <br /><small>Member # 1927</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,11,57,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> </font><blockquote><font size="1" face="Verdana, Arial">quote:</font><hr /><font size="2" face="Verdana, Arial">Originally posted by shade-tree:<br /><strong>now wait a second--- the MAF swap is a computer, harness, the MAF ,etc., you swapped back/forth completely between speed density and mass air several times between runs? side by side computers? or?</strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">Yes sir I sure did, computer, wiring and the whole intake tube, takes about 10 minutes to do IF SETUP to do it. think about it...side by side computers...wiring already ran just waiting to be pluged it to mass air, and then swapping intakes. How long does it take you to unplug the EEC and hook up another one and then swap intakes? <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>KCmustangboy</b> <br /><small>Member # 1927</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,12,23,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> </font><blockquote><font size="1" face="Verdana, Arial">quote:</font><hr /><font size="2" face="Verdana, Arial">Originally posted by st5150:<br /><strong>I'm running an AOD computer with my T5 for a few years and 60,000+ miles just fine <img border="0" alt="[patriot]" title="" src="graemlins/patriot.gif" /> </strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">I am not for sure but I believe the AOD computer starts pulling timing out in the higher RPMs. <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>Chris M.</b> <br /><small>Member # 1708</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,16,0,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> what was the a/f on the maf and sd runs compared to eachother, also what do the timing maps look like? <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>st5150</b> <br /><small>Member # 51</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,16,12,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> </font><blockquote><font size="1" face="Verdana, Arial">quote:</font><hr /><font size="2" face="Verdana, Arial">Originally posted by KCmustangboy:<br /><strong> </font><blockquote><font size="1" face="Verdana, Arial">quote:</font><hr /><font size="2" face="Verdana, Arial">Originally posted by st5150:<br /><strong>I'm running an AOD computer with my T5 for a few years and 60,000+ miles just fine <img border="0" alt="[patriot]" title="" src="graemlins/patriot.gif" /> </strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">I am not for sure but I believe the AOD computer starts pulling timing out in the higher RPMs.</strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">Not true. Actually the AOD EEC adds a tad more part throttle advance so you may notice a bit better part throttle response with the AOD EEC. The AOD EEC is also a bit slower in bringing the RPM's down with the car out of gear, but you won't notice this unless you compare side by side. Use the AOD EEC <img border="0" alt="[patriot]" title="" src="graemlins/patriot.gif" /> <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>KCmustangboy</b> <br /><small>Member # 1927</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2003,4,17,17,6,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> Thanks! I will try the AOD one then. at least until i add mass air <br /> </font> </td></tr> </table></td></tr></table> <br /> <br />
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