Edelbrock / GM Rochester Q-Jet Service Parts


PRIMARY METERING RODS
Primary Metering Rods are SOLD IN PAIRS. Dimension indicates maximum diameter of taper.
Edelbrock Q-Jet Primary Metering Rods by Edelbrock
Application Max. Diameter Emissions Part #
Single Taper for Q-Jet Model 4MV (1974 & earlier) .035" 1936
Single Taper for Q-Jet Model 4MV (1974 & earlier) .037" 1937
Single Taper for Q-Jet Model 4MV (1974 & earlier) .039" 1939
Single Taper for Q-Jet Model 4MV (1974 & earlier) .041" 1942
Single Taper for Q-Jet Model 4MV (1974 & earlier) .043" 1944
Single Taper for Q-Jet Model 4MV (1974 & earlier) .045" 1946
Single Taper for Q-Jet Model M4M (1975 & later) and Edelbrock #1910 .048" 1941
Single Taper for Q-Jet Model M4M (1975 & later) and Edelbrock #1910 .050" 1943
Single Taper for Q-Jet Model M4M (1975 & later) and Edelbrock #1910 .052" 1945
Single Taper for Q-Jet Model M4M (1975 & later) and Edelbrock #1910 .054" 1947
Edelbrock Installation Note INSTALLATION NOTE: For Edelbrock and GM Rochester Q-Jet carbs. Not for computer-controlled carbs. Calibration changes may affect emissions-legal status of #1901, #1902, #1903, #1904, #1905 and #1906.

SECONDARY METERING RODS (ALL YEARS)
Secondary Metering Rods are SOLD IN PAIRS. Dimension indicates tip diameter. Letters are for identification purposes only.
Edelbrock Q-Jet Secondary Metering Rods by Edelbrock
Application Tip Diameter Emissions Part #
GM Rochester # CC .0300" 1950
GM Rochester # CE .0410" 1951
GM Rochester # CK .0527" 1952
GM Rochester # AY .0567" 1953
GM Rochester # CL .0667" 1954

PRIMARY METERING JETS (ALL YEARS)
Primary Metering Jets are SOLD IN PAIRS.
Edelbrock Q-Jet Primary Metering Jets by Edelbrock
Application Jet Size Emissions Part #
Primary Metering Jet .068" 1968
Primary Metering Jet .069" 1969
Primary Metering Jet .070" 1970
Primary Metering Jet .071" 1971
Primary Metering Jet .072" 1972
Primary Metering Jet .073" 1973
Primary Metering Jet .074" 1974
Primary Metering Jet .075" 1975
Primary Metering Jet .076" 1976
Primary Metering Jet .077" 1977
Primary Metering Jet .078" 1978

SECONDARY METERING ROD HANGERS (ALL YEARS)
Hanger height indicates the height from rod hole to hanger mounting surface. See Figure "A"
Edelbrock Q-Jet Secondary Metering Rod Hangers by Edelbrock
Application Hanger Height Emissions Part #
Hanger "B" .520" 1960
Hanger "G" .545" 1961
Hanger "K" .565" 1962
Hanger "P" .590" 1963
Hanger "V" .615" 1964

Q-JET SERVICE & INSTALLATION COMPONENTS
Edelbrock Q-Jet Service and Installation Components by Edelbrock
Application Emissions Part #
Alrhorn Gasket Kit For #1903, #1904, #1905, #1906 and #1910 (Includes 5 gaskets for Edelbrock Q-Jets) - 1987
Alrhorn Gasket Kit For #1901 (Includes 5 gaskets for Edelbrock Q-Jets) - 1989
Alrhorn Gasket Kit For #1902 (Includes 5 gaskets for Edelbrock Q-Jets) - 1988
Power Piston Spring Assortment (Allow fine tuning of metering rod staging.)
Includes the following springs: Golden (4" Hg), Orange (5" Hg), Black (6" Hg), and Yellow (8" Hg).
- 1994
Hardware Kit
Includes 2 primary power piston retainers, 5 accelerator pump lever rollpins, 5 choke link clips & 3 secondary hanger screws.
- 1986
Needle and Seat Assembly
High-capacity/high-flow .145" diameter needle and seat assembly.
- 1980
High-Performance Accelerator Pump Plunger and Spring
Shorter than standard street plungers, this pump gives additional pump shot volume.
- 1982
Bolt Kit (for all Q-Jets except #1905) - 1925
Direct Replacement Phenolic Floats For Model M4M (1975 and later) and Edelbrock #1910 - 1984
Direct Replacement Phenolic Floats For Model 4MV (1974 and earlier) - 1985
Fuel Filters For Q-Jet Models 4MV and Edelbrock #1901 and #1902 - 1926
Fuel Filters For Model 4MV (1974 and earlier) - 1927
Rebuild Kits For Edelbrock #1901 and #1902
Includes all parts and gaskets necessary to rebuild Edelbrock Q-Jet carburetors.
- 1920
Rebuild Kits For Edelbrock #1903, #1904, #1905 and #1906
Includes all parts and gaskets necessary to rebuild Edelbrock Q-Jet carburetors.
- 1921
Rebuild Kits For Edelbrock #1910 and M4M Q-Jets (1975 and later)
Includes all parts and gaskets necessary to rebuild Edelbrock Q-Jet carburetors.
- 1990
Choke Kits For S/B Chevy Performer Manifolds (divorced choke) - 1931
Choke Kits For Converting Hot Air Choke to Electric Choke - 1932
Choke Kits For S/B Chevy Performer RPM Q-Jet Manifold #7104 (choke rod only) - 9172
Choke Kits For B/B Chevy Performer Manifolds (divorced choke) - 1935
Choke Kits 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

Edelbrock Tech Note PRODUCT EMISSIONS GUIDE
The following guide is designed to help you determine which Edelbrock components are legal for use on your vehicle. Learn more about Edelbrock Product Emissions Guide.

    50-State Legal
    For Racing Use ONLY
    For Use on Pre-Pollution Controlled Vehicles (PPCV)
    Stock Replacement Part
    Engine Swaps