Fitments:

For Chevrolet big block Mark IV 6.6L 402 V8 1970-1972
For Chevrolet big block Mark IV 6.5L 396 Street V8 1966-1970
For Chevrolet big block Mark IV 7.0L 427 Street V8 1966-1969
For Chevrolet big block Mark IV 7.4L 454 V8 1970-1973
For Chevrolet small block Gen I 5.7L 350 V8 1967-1973
For Chevrolet small block Gen I 5.4L 327 Street V8 1966-1969
For Chevrolet small block Gen I 6.6L 400 V8 1970-1973
For Chevrolet Bel Air 1970 V8 5.7L Base Wagon 4-Door
For Chevrolet Camaro 1970 V8 5.7L Z28 Coupe 2-Door
For Chevrolet Caprice 1970 V85.7L Base Wagon 4-Door
For Chevrolet Chevelle 1970 V8 5.0/5.7L Base Convertible 2-Door
For Chevrolet El Camino 1970 V8 5.0/5.7L Standard Cab Pickup 2-Door
For Chevrolet Corvette 1970 V8 7.4L Base Coupe 2-Door
For Chevrolet Impala 1970 V8 5.7L Base Wagon 4-Door
For Chevrolet Monte Carlo 1970 V8 5.7L Base Hardtop 2-Door
For Chevrolet Nova 1970 V8 5.7L Base Coupe 2-Door

For GMC small block Gen I 5.4L 327 V8 1967-1968
For GMC small block Gen 5.7L 350 V8 1969-1973
For GMC big block Mark IV 6.5L 396 V8 1968-1969 
For GMC big block Mark IV 6.6L 402 V8 1971-1972
For GMC big block Mark IV 7.4L 454 V8 1970-1973
 

OE/Part numbers:

1901R, 1901-GG

7026202, 7026203, 7026210, 7027202, 7027203,

7027212, 7027123, 7040007, 7040021, 7046904,

7047207, 7047303, 7047305, 7047306, 7047307,

7047316, 7047319, 17054236, 17054709, 170549
 

Specification:

Materia:Aluminum Alloy
Vehicle Service Type: Car
Choke Type:Manual Choke
Barrel Count:4
Mounting Flange Type: Spread Bore
Fuel Type: Gasoline
CFM: 750
Bolt Hole Spacing Length & Width:108 mm x143 mm (Center To Center)
Intake Side Inner Diameter: 35 mm
Intake Side Outer Diameter: 57.2 mm
Air Filter Side InnerDiameter:127.7 mm 
Air Filter Side Outer Diameter: 139.254 mm
Auxiliary Venturi: 7.3 mm
Venturi (Choke tube): 28 mm
Size for Main jet:185 mm
Size for Air correction jets: 110 mm
Size for Idle jet: 120 mm
Size for Needle valve: 3.3 mm

Features:

1.Aftermarket brand new, ensure superior and reliable quality

2.High hardness and corrosion resistance, longer usage life

3.Compact size, less fuel consumption, energy saving and economical

4.Let your vehicles speed up in a short time, better driving experience

5.Control the speed of engine under stable condition, effective operation

6.Improve the structure during manufacturing process, high accuracy

Package Included:

1x Carburetor
1x Gasket
1x Repair tool
4x Nozzles
As the picture shows