Pontiac V8 engine
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<table border="1"> | <table border="1"> | ||
<tr align="middle" valign="center" bgcolor="#FFF8DC"> | <tr align="middle" valign="center" bgcolor="#FFF8DC"> | ||
| − | <td><font face="Arial">'''DISPLACEMENT''' (ci)</font></td> | + | <td><font face="Arial">'''DISPLACEMENT''' (ci)</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">'''BORE''' (in.)</font></td> | + | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">'''BORE''' (in.)</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">'''STROKE''' (in.)</font></td> | + | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">'''STROKE''' (in.)</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">'''MAIN JOURNAL SIZE''' (in.)</font></td> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">'''MAIN JOURNAL SIZE''' (in.)</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">'''ROD JOURNAL SIZE''' (in.)</font></td></tr> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">'''ROD JOURNAL SIZE''' (in.)</font></td></tr> |
<tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | <tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | ||
| − | <td><font face="Arial">265</font></td> | + | <td><font face="Arial">265</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.75</font></td> | + | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.75</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.00</font></td> | + | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.00</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">3.00</font></td> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">3.00</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25</font></td></tr> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25</font></td></tr> |
<tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | <tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | ||
| − | <td><font face="Arial">287</font></td> | + | <td><font face="Arial">287</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.75 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.75 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.25 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.25 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.50 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.50 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25 </font></td></tr> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25 </font></td></tr> |
<tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | <tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | ||
| − | <td><font face="Arial">301</font></td> | + | <td><font face="Arial">301</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.00000"><font face="Arial">4.00 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.00000"><font face="Arial">4.00 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.00 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.00 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">3.00 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">3.00 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25 </font></td></tr> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25 </font></td></tr> |
<tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | <tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | ||
| − | <td><font face="Arial">303</font></td> | + | <td><font face="Arial">303</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.00000"><font face="Arial">4.125 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.00000"><font face="Arial">4.125 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">2.84 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">2.84 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">3.00 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">3.00 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25 </font></td></tr> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25 </font></td></tr> |
<tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | <tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | ||
| − | <td><font face="Arial">316/317</font></td> | + | <td><font face="Arial">316/317</font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.00000"><font face="Arial">3.9375 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.00000"><font face="Arial">3.9375 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.25 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.0000"><font face="Arial">3.25 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.50 </font></td> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.50 </font></td> |
| − | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25 </font></td></tr> | + | <td style="vnd.ms-excel.numberformat: 0.000"><font face="Arial">2.25 </font></td></tr> |
<tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | <tr align="middle" valign="bottom" bgcolor="#FFF8DC"> | ||
<td><font face="Arial">326</font></td> | <td><font face="Arial">326</font></td> | ||
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===Head applications=== | ===Head applications=== | ||
| − | <table border="1" cellspacing="1" cellpadding="1" bgcolor="#FFF8DC"><tr><td colspan="5" align="center"><h4 | + | <table border="1" cellspacing="1" cellpadding="1" bgcolor="#FFF8DC"><tr><td colspan="5" align="center"><h4>PONTIAC CYLINDER HEAD APPLICATIONS</h4></td></tr><tr><td><strong>Casting</strong></td><td><strong>Secondary ID</strong></td><td><strong>Valve diameter (in.)</strong></td><td><strong>Chamber volume</strong></td><td><strong>Original application</strong></td></tr><tr><td>4X</td><td>1/1H</td><td>2.11/1.66</td><td>112 cc</td><td>1973-'74 455ci 4-bbl</td></tr><tr><td>4X</td><td>3/3H</td><td>2.11/1.66</td><td>98-99 cc</td><td>1973-'74 400ci 4-bbl manual trans.</td></tr><tr><td>4X</td><td>4/4H</td><td>1.96/1.66</td><td>98-99 cc</td><td>1973-'74 400ci 2-bbl</td></tr><tr><td>4X</td><td>7/7H</td><td>2.11/1.66</td><td>98-99 cc</td><td>1973-'74 400ci 4-bbl auto trans.</td></tr><tr><td>4C</td><td>5/5H</td><td>1.96/1.66</td><td>96 cc</td><td>1973-'74 350ci 2-bbl w/A.I.R.</td></tr><tr><td>4C</td><td>8/8H</td><td>1.96/1.66</td><td>98 cc</td><td>1973-'74 400ci 2-bbl w/A.I.R.</td></tr><tr><td>46</td><td>6/6H'''*'''</td><td>1.96/1.66</td><td>96 cc</td><td>1973-'74 350ci</td></tr><tr><td>5C</td><td>4</td><td>2.11/1.66</td><td>92-94 cc</td><td>1975 350ci</td></tr><tr><td>5C</td><td>7</td><td>2.11/1.66</td><td>99-101 cc</td><td>1975 400ci w/A.I.R.</td></tr><tr><td>5C</td><td>8</td><td>2.11/1.66</td><td>99-101 cc</td><td>1975 400ci</td></tr><tr><td>5C</td><td>9</td><td>2.11/1.66</td><td>92-94 cc</td><td>1975 350ci w/A.I.R.</td></tr><tr><td>6X</td><td>4</td><td>2.11/1.66</td><td>92-94 cc</td><td>Mid 1975-'77 350ci; 1977-'79 W72 400ci</td></tr><tr><td>6X</td><td>8</td><td>2.11/1.66</td><td>99-101 cc</td><td>Mid 1975-'78 400ci</td></tr><tr><td>6S</td><td>7</td><td>2.11/1.66</td><td>99-101 cc</td><td>Mid 1975-'76 400ci w/A.I.R.</td></tr><tr><td>6S</td><td>9</td><td>2.11/1.66</td><td>92-94 cc</td><td>Mid 1975-'76 350ci w/A.I.R.</td></tr><tr><td>51</td><td>6</td><td>2.11/1.66</td><td>124.5 cc</td><td>1975 455ci</td></tr><tr><td>6H</td><td>6</td><td>2.11/1.66</td><td>124.5 cc</td><td>Late 1975-'76 455ci</td></tr><tr><td colspan="5">'''*'''Some have been reported to have a secondary stamp of "2"</td></tr></table> |
An alternative to using the larger chamber heads is to install dished pistons and use any of the smaller chambered performance heads. | An alternative to using the larger chamber heads is to install dished pistons and use any of the smaller chambered performance heads. | ||
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