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determining if heads are GT40P or GT40 X.Y
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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>SydeWayzSix</b> <br /><small>Member # 2222</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(2006,3,11,0,59,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> I am going to pick up a set of GT40 heads, but need to make sure that they are the ones that DO NOT require special headers. The P-heads are the ones that need the specific headers, right? Also, by looking at the heads or the stamp, how would I be able to determine which model they are??<br /><br />thanks <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>91 5.0 5speed</b> <br /><small>Member # 1867</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(2006,3,11,1,3,0), 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 SydeWayzSix:<br /><strong> I am going to pick up a set of GT40 heads, but need to make sure that they are the ones that DO NOT require special headers. The P-heads are the ones that need the specific headers, right? Also, by looking at the heads or the stamp, how would I be able to determine which model they are??<br /><br />thanks <img border="0" alt="[patriot]" title="" src="graemlins/patriot.gif" /> </strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">Quit being so damn cheap and just by my edelbrocks! <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>93cobracoupestang</b> <br /><small>Member # 5765</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(2006,3,11,1,4,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> they say gt40p and have 3 lines on the back? i think. <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>SydeWayzSix</b> <br /><small>Member # 2222</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(2006,3,11,1,8,0), 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 91 5.0 5speed:<br /><strong> </font><blockquote><font size="1" face="Verdana, Arial">quote:</font><hr /><font size="2" face="Verdana, Arial">Originally posted by SydeWayzSix:<br /><strong> I am going to pick up a set of GT40 heads, but need to make sure that they are the ones that DO NOT require special headers. The P-heads are the ones that need the specific headers, right? Also, by looking at the heads or the stamp, how would I be able to determine which model they are??<br /><br />thanks <img border="0" alt="[patriot]" title="" src="graemlins/patriot.gif" /> </strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">Quit being so damn cheap and just by my edelbrocks! <img border="0" title="" alt="[Big Grin]" src="biggrin.gif" /> </strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">man....I would, but thats over $500 more out of my broke ass pockets <img border="0" title="" alt="[Frown]" src="frown.gif" /> <br /><br /> For this stock bottom end, I just need something a little better than stock. Once I have money to build a "real motor," I'll be in the market for some aluminum ones <img border="0" alt="[patriot]" title="" src="graemlins/patriot.gif" /> If you let them go for $300 I'll pick them up tomorrow <img border="0" title="" alt="[Wink]" src="wink.gif" /> <br /><br /> </font><blockquote><font size="1" face="Verdana, Arial">quote:</font><hr /><font size="2" face="Verdana, Arial">Originally posted by 93cobracoupestang:<br /><strong> they say gt40p and have 3 lines on the back? i think. </strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">3 lines on the back??? What do you mean <img border="0" title="" alt="[Confused]" src="confused.gif" /><br /> <br /> <small>[ April 11, 2006, 01:09 AM: Message edited by: SydeWayzSix ]</small> <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>93cobracoupestang</b> <br /><small>Member # 5765</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(2006,3,11,1,15,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> on the head there are lines that stick out im not sure how to explain it. but its obvious when you look at it. they will say gt40p and will have 3 lines im pretty sure on the back of it. somebody help me out/sidwayz out. <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>modular</b> <br /><small>Member # 6599</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(2006,3,11,1,30,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> The plugs go straight in and are not angled giving the reason for the special headers. <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>1quik69</b> <br /><small>Member # 5481</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(2006,3,11,1,32,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> On the edge of the head right below the valve cover it will say gt40 or gt40p or something like that on the "p" head. The 40's have 3 raised bars on the front of the head, the "p"s have 4 raised bars. The bars look like those shortbread cookies you buy. <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>SydeWayzSix</b> <br /><small>Member # 2222</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(2006,3,11,1,33,0), 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 modular:<br /><strong> The plugs go straight in and are not angled giving the reason for the special headers. </strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">So the P-head's plugs are straight, right? <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>23boy5.0</b> <br /><small>Member # 5511</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(2006,3,11,2,18,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> what are the differences in the two heads performance wise? <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>93cobracoupestang</b> <br /><small>Member # 5765</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(2006,3,11,9,44,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> the "p"s flow better <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>vpr_klr</b> <br /><small>Member # 3353</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(2006,3,11,17,10,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> DON'T BUY P HEADS. THEY ARE JUNK(THOUGH, BETTER THAN STOCK, BUT CUSTOM HEADERS FOR SHIT HEADS!?).<br /><br />THEY DON'T FLOW MORE, AT ALL.<br /><br />THE REVISED PLUG ANGLE IS WHERE THE POWER IS AT. THEY USED A STRAIGHT PLUG FOR BETTER COMBUSTION IN THE LATER MODEL, OBD-II EQUIPPED VEHICLES(EXPLORER'S).<br /><br />THINK ABOUT THIS, GT-40'S CAME OFF COBRA'S AND WERE SOLD IN THE FORD RACING CATALOG<br /><br />WHILE THE GT-40 "P" HEADS CAME OFF EXPLORER'S AND WERE NEVER OFFERED BY FORD RACING.<br /><br />WHICH ONE WOULD YOU RATHER HAVE.......<br /><br />IF THEY ARE "P" HEADS, A BETTER IDEA WOULD BE TO EXCHANGE YOUR STOCK HEADS FOR CNC PORTED POWER HEADS(STILL AN E7TE CASTING). <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>SydeWayzSix</b> <br /><small>Member # 2222</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(2006,3,12,0,14,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> ok...I picked up the heads.<br /><br />They are stamped "GT" on the corners, but do not say GT40...also, they have 3 raised bars on the backside. These are the NON "P" heads right? <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>forced331</b> <br /><small>Member # 1270</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(2006,3,12,0,31,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> What you have are Standard Gt40 heads, the same as the 93 cobra. <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>SydeWayzSix</b> <br /><small>Member # 2222</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(2006,3,12,0,35,0), 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 forced331:<br /><strong> What you have are Standard Gt40 heads, the same as the 93 cobra. </strong></font><hr /></blockquote><font size="2" face="Verdana, Arial">yeah..thats what I wanted <img border="0" title="" alt="[Big Grin]" src="biggrin.gif" /> I dont want the P-heads because I didnt want to deal with the headers <img border="0" alt="[patriot]" title="" src="graemlins/patriot.gif" /> <br /> </font> </td></tr> </table></td></tr></table> <br /> <br />
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