[Tom Vaught]

Today I have provided a list of the most common Holley 2-BBLs used for 6-Pack set-ups
These same carbs could be used on a 389 Pontiac Engine (as MOPAR/Holley offered a set-up for the 383 engine
These same carbs could be used on a 440-455 Pontiac Engine (as MOPAR/Holley 440 set-up would work well (especially with Vacuum carbs).

List # Vehicle Year Engine Trans Type CFM

R4144 - 1970 - 440 - Auto - Center - 355
R4175 - 1970 - 440 - Both - Front - 500
R4365 - 1970 - 440 - Both - Rear - 500
R4374 - 1970 - 440 - Manual - Center - 355
R4375 - 1970 - 440 - Manual - Center - 355
R4376 - 1970 - 440 - Auto - Center - 355
R4382 - 1970 - 440 - Both - Front - 500
R4383 - 1970 - 440 - Both - Rear - 500
R4391 - 1969 - 440 - Manual - Center - 350
R4392 - 1969 - 440 - Auto - Center - 350
R4393 - 1969 - 440 - Both - Front - 500
R4394 - 1969 - 440 - Both - Rear - 500
R4669 - 1971 - 440 - Manual - Center - 355
R4670 - 1971 - 440 - Auto - Center - 355
R4671 - 1971 - 440 - Both - Front - 500
R4672 - 1971 - 440 - Both - Rear - 500
R4789 - 70&71 - 340 - Both - Front - 500
R4790 - 70&71 - 340 - Both - Rear - 500
R4791 - 70&71 - 340 - Manual - Center - 355
R4792 - 70&71 - 340 - Auto - Center - 355
R6403 - 1972 - 440 - Manual - Center - 355
R6404 - 1972 - 440 - Auto - Center - 355
R6405 - 1972 - 440 - Both - Front - 500
R6406 - 1972 - 440 - Both - Rear - 500

I will add more to this in a separate post.

Tom V.