CRG Discussion Forum
Camaro Research Group Discussion => Decoding/Numbers => Topic started by: nocamaros on March 05, 2006, 11:34:02 AM
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I have a 427 engine with an assembly stamping of TO 3O4 MH. What does the MH mean?
Thanks for your help.
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69 Corvette 427-390 hp rpo L36 w/4-sp trans