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4G, 4GC, 4 Jet 4 bbl

Rochester, also commonly knows as the 4 jet. We carry parts for both classic cars and marine applications. The Rochester 4 Jet was used on Buick 1955-1966, Cadillac 1952-66, Checker 1965, Chevrolet 1956-66, Oldsmobile 1952-65, Packard 1955-56, Pontiac 1955-65, Studebaker 1965, Chris Craft Marine, Crossley Marine, Crusader, Daytona, Graymarine, Mercury Marine, Owens, Palmer Marine & Revley Marine.

Below you will find all of the parts that we have available for this carburetor. Includes 4G (manual) and 4GC (w/automatic choke). Find your part, then click on more.. to see the detailed description of the part.


Don't have a carburetor number?

Some Rochester 4G 4GC carburetor had the last 4 digits of the carburetor number stamped on the top side of the air horn casting, in one corner.

4 Jet Float

Products (Total Items: 36)
More results: 1 2 Next Page View All
Nozzle Seat Gasket
Nozzle Seat Gasket OD = .441 ID = .321
Part # 19F
$0.95
In Stock
Main Discharge T
Part # 85-59
$0.49
In Stock
Pump Discharge T
Part # 85-18
$0.85
In Stock
5/32 Rubber Cap
5/32"
Part # G652
$1.95
In Stock
Fuel Filter See Thru 5/16
5/16"
Part # FF100
Average Rating(3)
$6.95
In Stock
Metal Fuel Filter 3/8
3/8"
Part # FF101
$5.95
Out of Stock
3/8
3/8"
Part # HOSE38
$2.50
In Stock
5/16
5/16"
Part # HOSE516
Average Rating(1)
$2.50
In Stock
Aluminum Plug Assortment
Part # A100
Average Rating(7)
$24.95
In Stock
Check Ball & Check Weight Assortment
Part # A101
Average Rating(1)
$32.95
In Stock
Throttle & Choke Shaft Screw Assortment
Part # S104
Average Rating(11)
$11.95
In Stock
Carburetor Rubber Cap Assortment
Part # A103
Average Rating(2)
$9.95
In Stock
Rochester Clip Assortment
Part # A105
Average Rating(4)
$7.95
In Stock
Strainer Nut Gasket
Part # G385
$0.59
In Stock
Rochester 4 Barrel Primary Vacuum Brake Link
Rochester 4 Barrel Link
Part # R134
$5.95
In Stock
1/4
1/4" ID
Part # HOSE514
$2.50
In Stock
5/32
5/32" ID
Part # HOSE5532
$2.50
In Stock
7/64
7/64" ID
Part # HOSE764
$2.50
In Stock
7/32
7/32" ID
Part # HOSE732
$2.50
In Stock
Rochester 4G, 4GC, 4 Jet Jets
Custom Assortment
Part # 120-11A
$45.00
In Stock
Rochester 4G, 4GC, 4 Jet Jets
Part # 120-11
Average Rating(2)
$5.25
In Stock
Idle Mixture Screw - 10 x 32 X 1.311
10-32 X 1.311"
Part # 16-122
Average Rating(4)
$4.95
In Stock
Rochester Bronze Fuel Filter
Rochester Bronze fuel filter.
Part # 30-53
Average Rating(6)
$4.95
In Stock
Rochester Needle & Seat .101 NS523
2G, 2GC, 4G, 4GC
Part # NS523
Average Rating(2)
$7.95
In Stock
Check Weight
Part # 54-7
Average Rating(3)
$3.95
In Stock
More results: 1 2 Next Page View All
Can't find what you need? Contact Us
Rochester Main Jet
Average Rating(26)
$5.25
[availability]
Rochester 2G 2GC Mercarb Carburetor Brass Float
Average Rating(48)
$11.95
[availability]
Autolite & Motorcraft Carburetor Main Jet
Average Rating(43)
$5.25
[availability]