Feature: For 1901R 4MV; Rochester Quadrajet Carburetor 750 CFM Vacuum Secondary Manual Divorced Choke 1966-73 327-454c.i. Calibration Main Jet: 0.069, Metering Rods: Primary – 36B, Secondary – DR Compatible Vehicles: 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 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 1971-1972 V8 Chevy big block Mark IV 6.6L/402.
