engine color
403 were generally GM corporate light blue, though some 1977 were Buick/Olds metallic turquoise (same as 75-77 350s and 455s).
They were never used in Chevrolets, so no need for one to EVER be painted orange!
They were never used in Chevrolets, so no need for one to EVER be painted orange!
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RAMBOW
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Dec 7, 2017 07:22 PM



