1970 340 six pack Carb #s

Posted By: Barrelhouse

1970 340 six pack Carb #s - 10/30/18 05:27 PM

Can anyone tell me what the following stamped #s on my Holley carbs mean ?. Front 0500 List - 4789 , Center 3577182 List -4791 and 3090 , Rear 0430 List - 4790.

Posted By: 62maxwgn

Re: 1970 340 six pack Carb #s - 10/30/18 07:45 PM

List numbers are 4 spd carbs the other 4 digit number is the calender day of the year,1970.

Posted By: Barrelhouse

Re: 1970 340 six pack Carb #s - 10/31/18 02:14 AM

Thank you for your help.