06-06-2023, 10:14 PM
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Yenko Contributing Member
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Join Date: Dec 2017
Location: Chicago, IL
Posts: 1,254
Thanks: 841
Thanked 1,326 Times in 438 Posts
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If it's this, is an SLP package and the 427 rating is at the crank, it's not a 427 cubic inch engine:
Example:
https://www.camaro5.com/forums/showthread.php?t=320850
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