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Old 08-06-2006, 05:31 PM
1969 Bird 1969 Bird is offline
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Default What are the specs for this engine block?

Hi I am looking for the original HP + TQ etc...for my engine block. It is in my 69 firebird 400 and have found out the following. It is from a 1968 B-Body with codes as follows 1) BLOCK CODE: YC737393 2) DATE CODE: E248 3) CAST CODE: 9790071......thanks I could use you help!

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Old 08-12-2006, 04:40 PM
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Jack Peters Jack Peters is offline
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Look here and see for yourself. http://www.wallaceracing Your engine is a 2bbl/290 hp w/10.5 to 1 CR

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