https://wikicars.org/index.php?action=history&feed=atom&title=Buick_V8_engineBuick V8 engine - Revision history2026-04-24T15:28:34ZRevision history for this page on the wikiMediaWiki 1.38.4https://wikicars.org/index.php?title=Buick_V8_engine&diff=161901&oldid=prevRed marquis: /* Buick "Big-Block" */2010-07-23T06:11:12Z<p><span dir="auto"><span class="autocomment">Buick "Big-Block"</span></span></p>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===400===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===400===</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The <del style="font-weight: bold; text-decoration: none;">{{convert|</del>399.95<del style="font-weight: bold; text-decoration: none;">|CID|</del>cc<del style="font-weight: bold; text-decoration: none;">|1|adj=on}} </del>'''400''' was produced from 1967-1969. This engine had a bore of <del style="font-weight: bold; text-decoration: none;">{{convert|</del>4.04<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}} </del>and a stroke of <del style="font-weight: bold; text-decoration: none;">{{convert|</del>3.90<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}}</del>. It was the only large V8 engine available for the [[GM A platform|A-body]] Buicks due to the GM cubic inch limit restriction prior to 1970. Most parts except the pistons interchange with the 430 and 455.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The 399.95<ins style="font-weight: bold; text-decoration: none;">-cubic-inch (6,554.0 </ins>cc<ins style="font-weight: bold; text-decoration: none;">) </ins>'''400''' was produced from 1967-1969. This engine had a bore of 4.04 in <ins style="font-weight: bold; text-decoration: none;">(103 </ins>mm<ins style="font-weight: bold; text-decoration: none;">) </ins>and a stroke of 3.90 in <ins style="font-weight: bold; text-decoration: none;">(99 </ins>mm<ins style="font-weight: bold; text-decoration: none;">)</ins>. It was the only large V8 engine available for the [[GM A platform|A-body]] Buicks due to the GM cubic inch limit restriction prior to 1970. Most parts except the pistons interchange with the 430 and 455.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===430===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===430===</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The <del style="font-weight: bold; text-decoration: none;">{{convert|</del>429.69<del style="font-weight: bold; text-decoration: none;">|CID|</del>cc<del style="font-weight: bold; text-decoration: none;">|1|adj=on}} </del>'''430''' was produced from 1967-1969. This engine had a bore of <del style="font-weight: bold; text-decoration: none;">{{convert|</del>4.1875<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}} </del>and a stroke of <del style="font-weight: bold; text-decoration: none;">{{convert|</del>3.90<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}}</del>. This engine was used in [[GM B platform|B-]], [[GM C platform|C-]] and [[GM E platform|E-body]] (large body) Buicks. Most parts except the pistons interchange with the 400 and 455.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The 429.69<ins style="font-weight: bold; text-decoration: none;">-cubic-inch (7,041.4 </ins>cc<ins style="font-weight: bold; text-decoration: none;">) </ins>'''430''' was produced from 1967-1969. This engine had a bore of 4.1875 in <ins style="font-weight: bold; text-decoration: none;">(106.36 </ins>mm<ins style="font-weight: bold; text-decoration: none;">) </ins>and a stroke of 3.90 in <ins style="font-weight: bold; text-decoration: none;">(99 </ins>mm<ins style="font-weight: bold; text-decoration: none;">)</ins>. This engine was used in [[GM B platform|B-]], [[GM C platform|C-]] and [[GM E platform|E-body]] (large body) Buicks. Most parts except the pistons interchange with the 400 and 455.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===455===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===455===</div></td></tr>
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<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The <del style="font-weight: bold; text-decoration: none;">{{convert|</del>455.72<del style="font-weight: bold; text-decoration: none;">|CID|</del>cc<del style="font-weight: bold; text-decoration: none;">|1|adj=on}} </del>'''455''' Buick V8 used a <del style="font-weight: bold; text-decoration: none;">{{convert|</del>4.3125<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}} </del>bore and a <del style="font-weight: bold; text-decoration: none;">{{convert|</del>3.90<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}} </del>stroke. It was produced from 1970–1976 and was based on the 400/430 V8. The regular Buick 455 was rated at <del style="font-weight: bold; text-decoration: none;">{{convert|</del>350<del style="font-weight: bold; text-decoration: none;">|</del>hp<del style="font-weight: bold; text-decoration: none;">|</del>kW<del style="font-weight: bold; text-decoration: none;">|abbr=on}}</del>, while the 455 <del style="font-weight: bold; text-decoration: none;">''</del>Stage 1<del style="font-weight: bold; text-decoration: none;">'' </del>was underrated at <del style="font-weight: bold; text-decoration: none;">{{convert|</del>360<del style="font-weight: bold; text-decoration: none;">|</del>hp<del style="font-weight: bold; text-decoration: none;">|</del>kW<del style="font-weight: bold; text-decoration: none;">|abbr=on}}</del>. In all actuality, the Stage 1 produced around <del style="font-weight: bold; text-decoration: none;">{{convert|</del>425<del style="font-weight: bold; text-decoration: none;">|</del>hp<del style="font-weight: bold; text-decoration: none;">|</del>kW<del style="font-weight: bold; text-decoration: none;">|abbr=on}}</del>. The regular 455 produced a rated <del style="font-weight: bold; text-decoration: none;">{{convert|</del>510<del style="font-weight: bold; text-decoration: none;">|ft.lbf|N.m|abbr=on}} </del>of torque at 2800 rpm, more than any other [[muscle car]] engine. The horsepower was somewhat reduced in 1971 mainly due to the reduction in cylinder compression ratio, a change which was mandated by GM in order to cope with the introduction of new federal laws which would require new cars to use unleaded [[gasoline]] in an effort to reduce exhaust emissions. Then, starting in 1972, the horsepower rating on paper would be reduced again, down to approximately <del style="font-weight: bold; text-decoration: none;">{{convert|</del>250<del style="font-weight: bold; text-decoration: none;">|</del>hp<del style="font-weight: bold; text-decoration: none;">|</del>kW<del style="font-weight: bold; text-decoration: none;">|abbr=on}}</del>, this time due to the new measurement of horsepower as [[Society of Automotive Engineers|SAE]] net horsepower, rather than a gross horsepower rating. Tightening emissions controls would cause the engine to drop in power still further, a little at a time, through 1976. Most parts (except the pistons) interchange between the 400 and the 430. The 455 was one of the first "thin-wall casting" engine blocks, and because of this advance in production technology it weighs significantly less than other engines of comparable size (for example, <del style="font-weight: bold; text-decoration: none;">{{convert|</del>150<del style="font-weight: bold; text-decoration: none;">|</del>lb<del style="font-weight: bold; text-decoration: none;">|</del>kg<del style="font-weight: bold; text-decoration: none;">|abbr=on}} </del>less than a [[Chevrolet Big-Block engine|Chevrolet 454]]).</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The 455.72<ins style="font-weight: bold; text-decoration: none;">-cubic-inch (7,467.9 </ins>cc<ins style="font-weight: bold; text-decoration: none;">) </ins>'''455''' Buick V8 used a 4.3125 in <ins style="font-weight: bold; text-decoration: none;">(109.54 </ins>mm<ins style="font-weight: bold; text-decoration: none;">) </ins>bore and a 3.90 in <ins style="font-weight: bold; text-decoration: none;">(99 </ins>mm<ins style="font-weight: bold; text-decoration: none;">) </ins>stroke. It was produced from 1970–1976 and was based on the 400/430 V8. The regular Buick 455 was rated at 350 hp <ins style="font-weight: bold; text-decoration: none;">(260 </ins>kW<ins style="font-weight: bold; text-decoration: none;">)</ins>, while the 455 Stage 1 <ins style="font-weight: bold; text-decoration: none;"> </ins>was underrated at 360 hp <ins style="font-weight: bold; text-decoration: none;">(270 </ins>kW<ins style="font-weight: bold; text-decoration: none;">)</ins>. In all actuality, the Stage 1 produced around 425 hp <ins style="font-weight: bold; text-decoration: none;">(317 </ins>kW<ins style="font-weight: bold; text-decoration: none;">)</ins>. The regular 455 produced a rated 510 <ins style="font-weight: bold; text-decoration: none;">ft·lbf (690 N·m) </ins>of torque at 2800 rpm, more than any other [[muscle car]] engine. The horsepower was somewhat reduced in 1971 mainly due to the reduction in cylinder compression ratio, a change which was mandated by GM in order to cope with the introduction of new federal laws which would require new cars to use unleaded [[gasoline]] in an effort to reduce exhaust emissions. Then, starting in 1972, the horsepower rating on paper would be reduced again, down to approximately 250 hp <ins style="font-weight: bold; text-decoration: none;">(190 </ins>kW<ins style="font-weight: bold; text-decoration: none;">)</ins>, this time due to the new measurement of horsepower as [[Society of Automotive Engineers|SAE]] net horsepower, rather than a gross horsepower rating. Tightening emissions controls would cause the engine to drop in power still further, a little at a time, through 1976. Most parts (except the pistons) interchange between the 400 and the 430. The 455 was one of the first "thin-wall casting" engine blocks, and because of this advance in production technology it weighs significantly less than other engines of comparable size (for example, 150 lb <ins style="font-weight: bold; text-decoration: none;">(68 </ins>kg<ins style="font-weight: bold; text-decoration: none;">) </ins>less than a [[Chevrolet Big-Block engine|Chevrolet 454]]).</div></td></tr>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Non-Buick V8s powering Buick Vehicles==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Non-Buick V8s powering Buick Vehicles==</div></td></tr>
</table>Red marquishttps://wikicars.org/index.php?title=Buick_V8_engine&diff=161900&oldid=prevRed marquis: /* 350 */2010-07-23T06:08:08Z<p><span dir="auto"><span class="autocomment">350</span></span></p>
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<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Buick adopted the popular <del style="font-weight: bold; text-decoration: none;">{{convert|</del>350<del style="font-weight: bold; text-decoration: none;">|CID|</del>L<del style="font-weight: bold; text-decoration: none;">|1|abbr=on}} </del>size with their final family of V8s. Although sharing the displacement of the [[Chevrolet Small-Block engine]] family, the Buicks were substantially different.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Buick adopted the popular 350 <ins style="font-weight: bold; text-decoration: none;">cu in (5.7 </ins>L<ins style="font-weight: bold; text-decoration: none;">) </ins>size with their final family of V8s. Although sharing the displacement of the [[Chevrolet Small-Block engine]] family, the Buicks were substantially different.</div></td></tr>
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<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The Buick '''350''' V8 had a <del style="font-weight: bold; text-decoration: none;">{{convert|</del>3.80<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}} </del>bore (like the <del style="font-weight: bold; text-decoration: none;">[[Buick V6 engine#</del>231<del style="font-weight: bold; text-decoration: none;">|231]]</del>) and retained the <del style="font-weight: bold; text-decoration: none;">{{convert|</del>3.85<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}} </del>stroke of the 340. It was introduced in 1968 and produced through 1980. Its nickname is "Dauntless."</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The Buick '''350''' V8 had a 3.80 in <ins style="font-weight: bold; text-decoration: none;">(97 </ins>mm<ins style="font-weight: bold; text-decoration: none;">) </ins>bore (like the 231) and retained the 3.85 in <ins style="font-weight: bold; text-decoration: none;">(98 </ins>mm<ins style="font-weight: bold; text-decoration: none;">) </ins>stroke of the 340. It was introduced in 1968 and produced through 1980. Its nickname is "Dauntless."</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The major differences of the Buick 350 when compared to other GM V8's are deep skirt block construction, higher nickel-content cast iron, external oil pump, under square bore sizing, <del style="font-weight: bold; text-decoration: none;">{{convert|</del>3<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}} </del>crank main journals, and <del style="font-weight: bold; text-decoration: none;">{{convert|</del>6.385<del style="font-weight: bold; text-decoration: none;">|</del>in<del style="font-weight: bold; text-decoration: none;">|</del>mm<del style="font-weight: bold; text-decoration: none;">|abbr=on}} </del>connecting rods. It is an extremely rugged and durable engine <del style="font-weight: bold; text-decoration: none;">{{Citation needed|date=March 2010}}</del>, and some of the design characteristics of the Buick 350 are found in modern GM engines such as the 231 V6, and Series I, II, and III 3800 V6's.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The major differences of the Buick 350 when compared to other GM V8's are deep skirt block construction, higher nickel-content cast iron, external oil pump, under square bore sizing, 3 in <ins style="font-weight: bold; text-decoration: none;">(76 </ins>mm<ins style="font-weight: bold; text-decoration: none;">) </ins>crank main journals, and 6.385 in <ins style="font-weight: bold; text-decoration: none;">(162.2 </ins>mm<ins style="font-weight: bold; text-decoration: none;">) </ins>connecting rods. It is an extremely rugged and durable engine, and some of the design characteristics of the Buick 350 are found in modern GM engines such as the 231 V6, and Series I, II, and III 3800 V6's.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Of all the GM <del style="font-weight: bold; text-decoration: none;">{{convert|</del>350<del style="font-weight: bold; text-decoration: none;">|CID|</del>L<del style="font-weight: bold; text-decoration: none;">|1|adj=on}} </del>engines, the Buick 350 has the longest stroke, which lends to making significantly more torque than any of the others. It also made the Buick 350 significantly wider — essentially the same width as the Buick big-blocks, which have the shortest stroke of the GM big-blocks. In fact, at a glance the Buick 350 is commonly mistaken for the 455 engine due to the oversized intake manifold atop the engine. The Buick 350 also shares an integrated aluminum timing cover as do most of the Buick small and big blocks which incorporates the oil pump mechanisms as well, leaving the oil filter exposed to oncoming air for added cooling.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Of all the GM 350<ins style="font-weight: bold; text-decoration: none;">-cubic-inch (5.7 </ins>L<ins style="font-weight: bold; text-decoration: none;">) </ins>engines, the Buick 350 has the longest stroke, which lends to making significantly more torque than any of the others. It also made the Buick 350 significantly wider — essentially the same width as the Buick big-blocks, which have the shortest stroke of the GM big-blocks. In fact, at a glance the Buick 350 is commonly mistaken for the 455 engine due to the oversized intake manifold atop the engine. The Buick 350 also shares an integrated aluminum timing cover as do most of the Buick small and big blocks which incorporates the oil pump mechanisms as well, leaving the oil filter exposed to oncoming air for added cooling.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The Buick 350 was used in the [[Jeep Gladiator]] and [[Jeep Wagoneer|Wagoneer]] from 1968-1971.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The Buick 350 was used in the [[Jeep Gladiator]] and [[Jeep Wagoneer|Wagoneer]] from 1968-1971.</div></td></tr>
</table>Red marquishttps://wikicars.org/index.php?title=Buick_V8_engine&diff=161899&oldid=prevRed marquis: /* 401 */2010-07-23T06:06:06Z<p><span dir="auto"><span class="autocomment">401</span></span></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 06:06, 23 July 2010</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===401===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===401===</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The 401 cu in (6.6 L) '''401''' was Buick's [[muscle car]] powerplant of choice, and was found in the company's [[Buick Gran Sport|Skylark Gran Sport]] and [[Buick Wildcat]], among others. As unlikely as it seems, the air cleaner for the engine is annotated with "Wildcat 375" "Wildcat 410" "Wildcat 445" these inscriptions indicated not the cubic inches displaced but the ft·lbf of torque produced by the engine. The "Wildcat 410" was the 2-barrel carburated engine that was standard on the 1962-63 [[Buick LeSabre|LeSabre]]. The "Wildcat 375" was a no cost option on the 62-63 LeSabre that had lower compression to run on regular fuel (another Buick V8 had "Wildcat 375" written on its air cleaner but it wasn't a "Nailhead", it was the 4-barrel version of the 66-67 small block Buick 340).</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The 401 cu in (6.6 L) '''401''' was Buick's [[muscle car]] powerplant of choice, and was found in the company's [[Buick Gran Sport|Skylark Gran Sport]] and [[Buick Wildcat]], among others. As unlikely as it seems, the air cleaner for the engine is annotated with "Wildcat 375" "Wildcat 410" "Wildcat 445" these inscriptions indicated not the cubic inches displaced but the ft·lbf of torque produced by the engine. The "Wildcat 410" was the 2-barrel carburated engine that was standard on the 1962-63 [[Buick LeSabre|LeSabre]]. The "Wildcat 375" was a no cost option on the 62-63 LeSabre that had lower compression to run on regular fuel (another Buick V8 had "Wildcat 375" written on its air cleaner but it wasn't a "Nailhead", it was the 4-barrel version of the 66-67 small block Buick 340).</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The "Wildcat 445" had a single 4 barrel carb. It was the standard engine on the [[Buick Invicta|Invicta]], 1959-66 [[Buick Electra|Electra]], 1962-66 [[Buick Wildcat]], 1963 [[Buick Riviera|Riviera]] and 1965 Riviera (the 64 and 66 Riviera models had a 425&nbsp;in³ engine with a single 4 barrel carb. named "Wildcat 465" as standard equipment). These were also used as starter motors for the <del style="font-weight: bold; text-decoration: none;">[[</del>SR-71 Blackbird<del style="font-weight: bold; text-decoration: none;">]]</del>, mounted on a trolley.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The "Wildcat 445" had a single 4 barrel carb. It was the standard engine on the [[Buick Invicta|Invicta]], 1959-66 [[Buick Electra|Electra]], 1962-66 [[Buick Wildcat]], 1963 [[Buick Riviera|Riviera]] and 1965 Riviera (the 64 and 66 Riviera models had a 425&nbsp;in³ engine with a single 4 barrel carb. named "Wildcat 465" as standard equipment). These were also used as starter motors for the SR-71 Blackbird, mounted on a trolley.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>In an effort to overcome the "restrictive" exhaust port design, Buick enthusiast drag racers in the sixties adapted superchargers with a custom camshaft to feed intake air in through the exhaust ports and used the larger intake ports for exhaust outlets. Perhaps this feat of ingenuity, and the unusual appearance of the engine modified in this manner, also intimidated rival racers and added to the Nailhead V8 legend that lives upon this page of US auto history.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>In an effort to overcome the "restrictive" exhaust port design, Buick enthusiast drag racers in the sixties adapted superchargers with a custom camshaft to feed intake air in through the exhaust ports and used the larger intake ports for exhaust outlets. Perhaps this feat of ingenuity, and the unusual appearance of the engine modified in this manner, also intimidated rival racers and added to the Nailhead V8 legend that lives upon this page of US auto history.</div></td></tr>
</table>Red marquishttps://wikicars.org/index.php?title=Buick_V8_engine&diff=161898&oldid=prevRed marquis at 06:05, 23 July 20102010-07-23T06:05:24Z<p></p>
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