Q-Jet Carburetor Service Parts
Rebuild Kits
Includes all parts and gaskets necessary to rebuild Edelbrock Q-Jet carburetors.
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| For Edelbrock #1901 and #1902 |
#1920 |
| For Edelbrock #1903, #1904, #1905 and #1906 |
#1921 |
| For Edelbrock #1910 and M4M Q-Jets (1975 and later) |
#1990 |
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Bolt Kit
Includes all hardware necessary to mount Q-Jet carburetor to manifold.
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| Bolt Kit (for all Q-Jets except #1905) |
#1925 |
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| Choke Kits and Caps |
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| For S/B Chevy Performer manifolds (divorced choke) |
#1931 |
| For converting hot air choke to electric choke |
#1932 |
| For S/B Chevy Performer RPM Q-Jet manifold #7104 (choke rod only) |
#9172 |
| For B/B Chevy Performer manifolds (divorced choke) |
#1935 |
| For B/B Chevy Performer RPM Q-Jet manifold #7164 (choke rod only) |
#9178 |
| Choke Caps for Q-Jet #1903 |
#1995 |
| Choke Caps for Q-Jet #1904, #1905, #1906 and #1910 |
#1996 |
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| Fuel Filters |
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| For Q-Jet models 4MV and Edelbrock #1901 and #1902 |
#1926 |
| For Q-Jet models M4M and Edelbrock #1903, #1904, #1905, #1906 and #1910 |
#1927 |
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Uni-Syn® Carburetor Balancing Instrument
Uni-Syn is a precision instrument which provides a visual method of balancing multiple carburetor setups
with a high degree of accuracy. Instructions included.
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| Uni-Syn "A" (1-bbl. and 2-bbl. with round top; i.e. British S.U. carbs) |
#4025 |
| Uni-Syn "MC" (motorcycle) |
#4027 |
| Glass Tube and Indicator Rebuild Kit |
#4024 |
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Q-Jet Performance Parts
For Edelbrock and GM Rochester Q-Jet carbs. Not for computer-controlled carbs. Note: Calibration changes
may affect emissions-legal status of #1901, #1902, #1903, #1904, #1905 and #1906.
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Primary Metering Rods (pairs)
Single Taper for Q-Jet Model 4MV (1974 & earlier). Dimension indicates maximum diameter of taper.
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| (.035") |
#1936* |
| (.037") |
#1937* |
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| (.039") |
#1939* |
| (.041") |
#1942* |
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| (.043") |
#1944* |
| (.045") |
#1946* |
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| Matching Products
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Primary Metering Rods (pairs)
Single Taper for Q-Jet Model M4M (1975 & Later). Dimension indicates maximum diameter of taper.
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Secondary Metering Rods, All Years (pairs)
Dimension indicates tip diameter. Letters are for identification purposes only.
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| CC (.0300") |
#1950 |
| CE (.0410") |
#1951 |
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| CK (.0527") |
#1952 |
| AY (.0567") |
#1953 |
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| Primary Metering Jets, All Years (pairs) |
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| .068" |
#1968 |
| .069" |
#1969 |
| .070" |
#1970 |
| .071" |
#1971 |
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| .072" |
#1972 |
| .073" |
#1973 |
| .074" |
#1974 |
| .075" |
#1975 |
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Secondary Metering Rod Hangers, All Years
Number in parenthesis indicates hanger height from rod hole to hanger mounting surface, see Fig. A.
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| Hanger "B" (.520") |
#1960 |
| Hanger "G" (.545") |
#1961 |
| Hanger "K" (.565") |
#1962 |
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| Hanger "P" (.590") |
#1963 |
| Hanger "V" (.615") |
#1964 |
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Race Calibration Kits
Includes 4 pairs (#1992) or 6 pairs (#1991) of primary metering rods, 5 pairs of main metering jets, 5 pairs
of secondary metering rods, 5 secondary metering rod hangers, high capacity .145" diameter needle and
seat assembly, high-performance accelerator pump and 4 power piston springs.
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Race Calibration Kit for model 4MV (1974 and earlier)
and Edelbrock #1901 and #1902 |
#1991 |
Race Calibration Kit for model M4M (1975 and later)
and Edelbrock #1903, #1904, #1905, #1906 and #1910 |
#1992 |
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| Direct Replacement Phenolic Floats |
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| For model M4M (1975 and later) and Edelbrock #1910 |
#1984 |
| For model 4MV (1974 and earlier) |
#1985 |
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| Additional Accessories |
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| Throttle Kicker Bracket |
#1997 |
| Bracket to mount factory throttle kicker to #1903 carb. For 1980-85 heavy-duty 3/4-ton and 1-ton trucks. |
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| Airhorn Gasket Kits (Includes 5 gaskets for Edelbrock Q-Jets.) |
| #1903, #1904, #1905, #1906 and #1910 |
#1987 |
| #1901 |
#1989 |
| #1902 |
#1998 |
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| Power Piston Spring Assortment |
#1994 |
| 4 power piston springs allow fine tuning of metering rod staging. Includes the following springs:
golden (4" Hg), orange (5" Hg), black (6" Hg), and yellow (8" Hg). |
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| Hardware Kit |
#1986 |
| Includes 2 primary power piston retainers, 5 accelerator pump lever rollpins, 5 choke linkage clips and
3 secondary hanger screws. |
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| Needle and Seat Assembly |
#1980 |
| High-capacity/high-flow .145" diameter needle and seat assembly. |
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| High-Performance Accelerator Pump Plunger and Spring |
#1982 |
| Shorter than standard street plungers, this pump gives additional pump shot volume. |
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Performer Series
