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R blocks question
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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>Chico Stang</b> <br /><small>Member # 801</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(2003,7,25,14,30,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> With regular 302 and 351 blocks, I thought the most you should bore them out to is .40 over. That 30 over was ok, and 40 over was pushing it.<br /><br />Is this ture or false.<br /><br />Then if it is true, how is Ronnie Wilson (5.0 Mustang & Super Fords October 2003 issue, page 181) able to have a 4.100 bore on his R302 block?<br /><br />Right now he has a359 ci engine (4.100 bore and 3.400 stroke), and he says he is soon to have a 438 winsor.<br /><br />Any one able to help me? <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>BOUNTY HUNTER VERT</b> <br /><small>Member # 2754</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(2003,7,25,16,2,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> false you can go .060 on both i have seen larger than that before too. <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>BOUNTY HUNTER VERT</b> <br /><small>Member # 2754</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(2003,7,25,16,3,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> r302 blocks have thicker sleves so you can go with a larger overbore <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>Chico Stang</b> <br /><small>Member # 801</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(2003,7,25,16,5,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> yea cause damn, that guy now has a bore of 4.1, which is pretty cool.<br /><br />Whats the max overbore with an R block?<br /><br />Thanks a lot. <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>BOUNTY HUNTER VERT</b> <br /><small>Member # 2754</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(2003,7,25,16,7,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> ive heard of .100 but i dont know of anything bigger than that <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>mustanggt5091</b> <br /><small>Member # 444</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(2003,7,25,16,40,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> .100 <img border="0" title="" alt="[Eek!]" src="eek.gif" /> <img border="0" title="" alt="[Eek!]" src="eek.gif" /> holly s**t! Ive heard of .060 being just fine but heating problems can happen as well as block damage on certain blocks, but damn thats a big overbore!!!!! <img border="0" title="" alt="[Eek!]" src="eek.gif" /> <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>jmcclesk</b> <br /><small>Member # 1355</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(2003,7,25,16,54,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> I have done a lot of 302 blocks and i think .040 is pushing it. Ford says you can go out to .125 on the r block. I have the sona ray check on my r-302 and i can tell you the walls are THICK. The walls on my r-302 are between, .340-.400 thick. The last b-50 block i had the walls were like .095-.125 thick. you get what you pay for. <img border="0" alt="[burnout]" title="" src="graemlins/burnout.gif" /> <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>yellow67stang</b> <br /><small>Member # 903</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(2003,7,25,17,0,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> I just got done boring a R block 4.125. There was plenty of room.<br /><br />And I also bored my w-block(351) 4.155.<br /><br />Eric <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>jmcclesk</b> <br /><small>Member # 1355</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(2003,7,25,17,5,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> <img border="0" alt="[burnout]" title="" src="graemlins/burnout.gif" /><br /> <br /> <small>[ August 25, 2003, 05:07 PM: Message edited by: jmcclesk ]</small> <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>Chico Stang</b> <br /><small>Member # 801</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(2003,7,26,0,50,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> God damn yellow stang, thats a lot of boring. Nice job.<br /><br />And thnx for all the info guys; bounty hunter vert, jmcclesk, and yellow stang.<br /><br />BTW, jmcclesk, my 97 F-150 truck is having some issues with the headlights. Any way you could help me. Maybe if I take it into you i coudl get a discount or something? They dont turn on sometimes, and then i have to giggle the windshield wipers lever and they go on, sometimes.<br /><br />thanks everyone <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>jmcclesk</b> <br /><small>Member # 1355</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(2003,7,26,20,20,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> Call me i may be able to fix this one over the phone 916-395-6747 <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>Chico Stang</b> <br /><small>Member # 801</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(2003,7,27,16,51,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> are you able to overbore these R blocks with both the cast iron version as well as the aluminum version? Or going to 1.25 overbore only for one or the other? <br /> </font> </td></tr> </table></td></tr></table> <br /> <br />
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