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new 400 blocks?

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Old Jul 21, 2002 | 09:59 PM
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Default new 400 blocks?
are brand new 400SBC blocks avalible? thanks
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Old Jul 21, 2002 | 10:08 PM
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Default Re: new 400 blocks? (garagedweller2)
Production 400 blocks are not available anymore. But GM Bowtie or Rocket Blocks, Dart Blocks, or World Products Motown Blocks are designed to accept a big bore (4.125 to 4.185) and are available in either 2.45 (350) or 2.65 (400) main journal sizes.
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Old Jul 22, 2002 | 11:14 PM
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Default Re: new 400 blocks? (Pete79L82)
can i get the part #s please?(GM preferred)
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Old Jul 22, 2002 | 11:32 PM
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Default Re: new 400 blocks? (garagedweller2)
go here https://www.spoperformanceparts.com/ for part numbers.
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