Editing Milling cylinder heads (section)
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===How much to mill the decks=== Whether milling the intake mounting surfaces is necessary and how much needs to be removed depends on the angles involved and how much material was removed from the decks. While there are math formulas for this, the table below is quick and easy to use. {{Note1}}The figures below are used when '''''flat milling''''' the decks. ;All measurements are in inches. <table border="2" cellpadding="2" cellspacing="0" width="98%"> <tr bgcolor="#DDDFFF"> <td align="center" width="200"><p align="center"><font color="black">'''Engine/Head Type'''</font></p> </td> <td align="center" width="300"><p align="center"><font color="black">'''Amount to reduce chamber volume by 1cc'''</font></p> </td> <td align="center" width="300"><p align="center"><font color="black">'''Amount to mill intake flanges for each 0.010" removed from heads or block'''</font></p> </td> <td align="center" width="200"><p align="center"><font color="black">'''Amount to mill intake ends for each 0.010" removed from heads or block'''</font></p> </td> </tr> <tr> <td align="center" width="200">'''SBC 64cc chamber'''</td> <td align="center" width="200">0.0055</td> <td align="center" width="200">0.0123</td> <td align="center" width="200">0.0173</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''SBC 76cc chamber'''</td> <td align="center" width="200">0.0059</td> <td align="center" width="200">0.0123</td> <td align="center" width="200">0.0173</td> </tr> <tr> <td align="center" width="200">'''BBC 109cc closed chamber'''</td> <td align="center" width="200">0.0065</td> <td align="center" width="200">0.0070</td> <td align="center" width="200">0.0193</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''BBC 118cc open chamber'''</td> <td align="center" width="200">0.0050</td> <td align="center" width="200">0.0070</td> <td align="center" width="200">0.0193</td> </tr> <tr> <td align="center" width="200">'''Ford 1965-'77 289-302'''</td> <td align="center" width="200">0.0060</td> <td align="center" width="200">0.0100</td> <td align="center" width="200">0.0143</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''Ford 1969-'77 351W'''</td> <td align="center" width="200">0.0055</td> <td align="center" width="200">0.0100</td> <td align="center" width="200">0.0143</td> </tr> <tr> <td align="center" width="200">'''Ford 1978-up 302/5.0L/351W'''<br> (except 1986 5.0 HO)</td> <td align="center" width="200">0.0045</td> <td align="center" width="200">0.0100</td> <td align="center" width="200">0.0143</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''Ford 351C'''</td> <td align="center" width="200">0.0050</td> <td align="center" width="200">0.0100</td> <td align="center" width="200">0.0143</td> </tr> <tr> <td align="center" width="200">'''Ford 385 Series with quench-type head'''</td> <td align="center" width="200"><p align="center">.0050</p> </td> <td align="center" width="200">0.0100</td> <td align="center" width="200">0.0143</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''Ford 385 Series with open chamber head'''</td> <td align="center" width="200"><p align="center">.0030</p> </td> <td align="center" width="200">0.0100</td> <td align="center" width="200">0.0143</td> </tr> <tr> <td align="center" width="200">'''Chrysler 273, 318ci "LA" with 57-61cc chamber'''</td> <td align="center" width="200">0.0053</td> <td align="center" width="200">0.0095</td> <td align="center" width="200">0.0144</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''Chrysler 340-360ci "LA" with 63-71cc chamber'''</td> <td align="center" width="200">0.0048</td> <td align="center" width="200">0.0095</td> <td align="center" width="200">0.0144</td> </tr> <tr> <td align="center" width="200">'''Chrysler B/RB with 66.5cc or 73.5cc chamber'''</td> <td align="center" width="200">0.0062</td> <td align="center" width="200">0.0123</td> <td align="center" width="200">Not required</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''Chrysler B/RB with 79/81/83cc chamber'''</td> <td align="center" width="200">0.0042</td> <td align="center" width="200">0.0123</td> <td align="center" width="200">Not required</td> </tr> <tr> <td align="center" width="200">'''Chrysler B/RB Max Wedge with 81 or 86cc chamber'''</td> <td align="center" width="200">0.0050</td> <td align="center" width="200">0.0120</td> <td align="center" width="200">0.0170</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''Olds 403-455'''</td> <td align="center" width="200">.0050</td> <td align="center" width="200">.0130</td> <td align="center" width="200">.0169</td> </tr> <tr> <td align="center" width="200">'''Olds 350'''</td> <td align="center" width="200">.0060</td> <td align="center" width="200">.0130</td> <td align="center" width="200">.0169</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''Pontiac 1965-'67'''</td> <td align="center" width="200">0.0061</td> <td align="center" width="200">0.0061</td> <td align="center" width="200">Not required</td> </tr> <tr> <td align="center" width="200">'''Pontiac 1968-'70'''</td> <td align="center" width="200">0.0052</td> <td align="center" width="200">0.0052</td> <td align="center" width="200">Not required</td> </tr> <tr bgcolor="#F1F1F1"> <td align="center" width="200">'''Pontiac 1971-'79'''</td> <td align="center" width="200">0.0047</td> <td align="center" width="200">0.0047</td> <td align="center" width="200">Not required</td> </tr></table> <br>
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