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#1
07-24-2024, 11:00 PM
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1970 California NA9 Holley Carb bases are embossed with Holley part number 12R 4506 and have extra vacuum port tube on front pass side of base.
Need to pull off front bowl to see the part number on the front of the base. Fed carbs are embossed12R 4506B on front of the base. Copperl654spd 
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| The Following User Says Thank You to Copperl654spd For This Useful Post: | ||
John Brown (07-27-2024) | ||
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