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04-15-2009, 09:56 AM
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#1 |
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Registered User
Join Date: Sep 2008
Location: Presto Pa,
Posts: 53
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454 Generation?
I bought my 454 off my uncle and it came from like an 87 suburban...which generation big block is it? Thanks
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04-15-2009, 10:38 AM
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#2 |
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bbadfred
 
Join Date: Mar 2008
Location: rantoul Il
Posts: 461
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Re: 454 Generation?
Gen 4 low compression. Heads are so so for performance. Mid 70s heads flow better with bigger combustion chambers. IMO
Last edited by bbadfred; 04-15-2009 at 10:39 AM. |
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04-15-2009, 10:42 AM
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#3 |
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Registered User
Join Date: Aug 2007
Location: Michigan
Posts: 18
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Re: 454 Generation?
Production big blocks from 65-90 are Mark IV, 91-95 were Gen V and Gen VI came around in 1996.
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04-15-2009, 10:53 AM
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#4 |
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Registered User
Join Date: Sep 2008
Location: Presto Pa,
Posts: 53
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Re: 454 Generation?
Thanks for the help guys
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