Re: Higher value 69 Chevelle COPO 427 or L-78/L89?
COPO is a magic name,this name open many doors, L89 is just and addon,
and COPO 427-425 HP is comparable with a Mopar Hemi 426-425 HP
Chevelle SS396(375 HP) is not comparable with a B Body Mopar Hemi.
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