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2 Barrel Rochester
Choke on Top
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All Y39-3 type carburetors have two idle mixture screws.
However, there are variations in the type of choke, position of the gas inlet, the type of linkage, and the bore size. |
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 Click picture for close up view |
Remanufactured Two Barrel Rochester Y39-3
with Choke on Top |
| This remanufactured marine carburetor is a "OEM" original two barrel Rochester marine carburetor. |
The Y39-3 carburetor that you have chosen has the following variations.
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Stock # |
Engine Size |
Choke Type |
Gas Inlet Position |
Linkage Type |
Bore Size |
Y39-3 |
4 Cylinder
120/140
2.5L/3.0L
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Electric |
Female
Choke Side
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Single Hole |
Small |
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The Y39-3 carburetor should look similar to the pictures below, don't expect each picture to
look exactly like your carburetor. View all the variations below for the Y39-3 carburetor and if this is the caburetor you need, order it at the bottom of the page. If NOT Click Here
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Click picture for close up view |
Choke Type
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Down (Hot Air)
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Side (Hot Air) |
Electric
Y39-3
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Click picture for close up view |
Gas Inlet Position |
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Female (Front) |
Male (Front) |
Female (Choke Side)
Y39-3
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Male (Choke Side)
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Click picture for close up view |
Linkage Type |
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Carburetors where the throttle linkage hooks onto the bottom can be bolted directly into the carb linkage or have an add on bracket (like at right) or a similar type that bolts to the top and bottom of the carburetor linkage. |
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2 Hole Bottom
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2 Hole Bottom
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Bolt on Pieces
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Single Hole Stud Top
Y39-3 |
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Click picture for close up view |
Bore Size |
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Small Bore 1 3/8 Inches
Y39-3 |
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Large Bore 1 5/8 Inches |
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