Rochester Quadrajet Carburetor 4 Barrel for Chevy GMC 327 350 396 427 454 750CFM

Fitment:

For 1970-1972 V8 Chevy big block Mark IV 6.6L/402

For 1967-1973 V8 Chevy small block Gen I 5.7L/350

For 1966-1970 V8 Chevy big block Mark IV 6.5L/396 Street

For 1966-1969 V8 Chevy small block Gen I 5.4L/327 Street

For 1966-1969 V8 Chevy big block Mark IV 7.0L/427 Street

For 1970-1973 V8 Chevy big block Mark IV 7.4L/454

For 1970-1973 V8 Chevy small block Gen I 6.6L/400

For GMC 1967-1968 V8 Chevy small block Gen I 5.4L/327

For GMC 1968-1969 V8 Chevy big block Mark IV 6.5L/396

For GMC 1969-1973 V8

For Chevy small block Gen 5.7L/350

For GMC 1970-1973 V8 Chevy big block Mark IV 7.4L/454

For GMC 1971-1972 V8 Chevy big block Mark IV 6.6L/402.

Description:

Auxiliary Venturi:7.3mm

Venturi(Choke tube):28mm

Main jet:185

Air correction jets:110

Idle jet:120

Needle valve:3.3


Feature:

For 1901R 4MV; Rochester Quadrajet Carburetor

750 CFM

Vacuum Secondary

Divorced Choke

1966-73 327-454c.i. Calibration

Main Jet: 0.069, Metering Rods: Primary – 36B, Secondary – DR