![Holley Needle & Seat 2bbl [HNS710]](https://classiccarbs.com.au/image/cache/data/Holley/Holley%20Parts/Screenshot-2022-09-18-16_26_50-500x500.png "Holley Needle & Seat 2bbl [HNS710]")
Holley Needle & Seat, 2bbl
CARBURETOR NUMBERS:
441192C91
451911C91
R-6443-1
R-6443A
R-6620-1A
R-6620-2A
R-6620A
R-6674
R-6674-1A
R-6674-2A
R-6674A
R-6674AAS
R-6776A
R-6776AAS
R-6828
R-6828-1A
R-7037A
R-7133A
R-7175A
R-7214
R-7214-1A
R-7217A
R-7309-1A
R-7309A
R-7485-1A
R-7485A
R-7657A
R-7773A
R-7940A
R-8241A
R-8244A
R-8738A
R-8790A
R-9200A
R7214
R7309
R7485
I.H.C.
1963-76
304, 345, 400, 404
2209/2210/2245
I.H.C.
1977-80
304, 345, 404
2209/2210/2245
I.H.C.
1981
345 EXC CALIF
2209/2210/2245