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Y39 type
2bbl Rochester
Choke on Base
All Y39 (Choke on Base) type carburetors have two idle mixture screws. However,
there are variations in the choke position, choke type, and type of linkage.
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Find the correct stock number by locating your engine size, and choke type in the chart below. Click View Detail to see the actual carburetor pictures of the variations for the stock number chosen.
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Engine Type |
Choke
Type
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Model
Carb Code |
#
Cyl |
Our
Stock # |
Click to
View |
5.0L (GM), 1979-85, 2V
305 CI, I/B, 1977-79
350, 1988, 2V
185, 1978-81 (800 SERIES)
200, 1979-85 (800 SERIES)
3.8L, 1979-85, 2V
4.3L, 1979-89, 2V |
Hot Air |
R2/ 2GC |
V8 |
Y39-5 |
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5.0L (GM), 1979-85, 2V
305 CI, I/B, 1977-79
350, 1988, 2V
185, 1978-81 (800 SERIES)
200, 1979-85 (800 SERIES)
3.8L, 1979-85, 2V
4.3L, 1979-89, 2V |
Electric |
R2/ 2GC |
V8 |
Y39-5E |
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