I am trying to identify a holley carburetor. It is stamped 80310-2 and 3543 on the horn. 4 bbl q jet?

Question

Holley carb stamped 80310-2 and 3543 on horn. Dichromatic finish. 4 bbl, looks to be a quadrajet replacement? I am trying to figure out the model number, specs, and application. Thanks! Todd.

Answer 1

you are working with a Holly spread bore, the Qjet was a Rochester

Answer 2

Holley carburetors..BAH! HUMBUG! Been via this one thousand circumstances with people over the years. Ya do not in simple terms purchase a holley carb, take it out of the field, bolt it on any engine yer runnin and yaaaaaaaaaahoooooo were off to the races. O.ok.? Holleys that come on autos from the production unit are one element, yet field holleys off the shelf are an entire different international. those carbs at the instantaneous are not one length suits all instruments. in case you're taking a 750 double pumper off the shelf that in simple terms takes position to run tremendous on your "equipped"350 Chevy, do you fairly believe it really is going to be waiting to finish in simple terms as fantastically jetted a similar way in case you regulate it to a 455 Olds rocket? truly those instruments are meant to be custom set-as a lot as run on the particular software(engine) that you've. they're a device unto themselves and are in consistent favor of effective tuning and tweaking. in case your difficulty fairly is a flooding difficulty it really is maximum in all probability a glide/needle&seat situation. Get your self the right kit and placed it in the palms of a valuable mechanic/technician.

Answer 3

Sounds like a 650 spreadbore

Answer 4

It's a marine carburetor.

Answer 5

here's a article on carburetors that is interesting. ( I found it on ebay motors guides)

Answer 6

the 3543 on the horn is the # you need