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074 aluminum heads
Does any one have any info on 074 heads that have a embossed area above the part number with a XX in it I have had many set of these heads but I do not remember seeing that before. Thanks
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69 RS SS L78 conv 69 RS SS ZL1 69 L78 Chevelle conv 69 L78 Nova 69 L34 Nova 67 SS Chevelle 73 Trans Am |
#2
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picture of head
Here is what the X's look like. They are 1969 dated
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69 RS SS L78 conv 69 RS SS ZL1 69 L78 Chevelle conv 69 L78 Nova 69 L34 Nova 67 SS Chevelle 73 Trans Am |
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