Carb identification

how do i identify a holly carb

the only #s i see are

8105B

81851

1098

11294

i bought this online and plan on doing a rebuild(with the book) but i need to know what i have so i get the right build kit

Take a look at this:
http://www.holley.com/data/Products/Technical/199R10386.pdf
If nothing else it has the number for Holley Technical Service on page 3

this is it ty and the # for holley was very handy