Specifications: Auxiliary Venturi: 7.3mm Venturi(Choke tube): 28mm Main jet: 185 Air correction jets: 110 Idle jet: 120 Needle valve: 3.3
Compatibility: Replacement for 1970-1972 V8 Chevy big block Mark IV 6.6L/402 Replacement for 1967-1973 V8 Chevy small block Gen I 5.7L/350 Replacement for 1966-1970 V8 Chevy big block Mark IV 6.5L/396 Street Replacement for 1966-1969 V8 Chevy small block Gen I 5.4L/327 Street Replacement for 1966-1969 V8 Chevy big block Mark IV 7.0L/427 Street Replacement for 1970-1973 V8 Chevy big block Mark IV 7.4L/454 Replacement for 1970-1973 V8 Chevy small block Gen I 6.6L/400 Replacement for GMC 1967-1968 V8 Chevy small block Gen I 5.4L/327 Replacement for GMC 1968-1969 V8 Chevy big block Mark IV 6.5L/396 Replacement for GMC 1969-1973 V8 Replacement for Chevy small block Gen 5.7L/350 Replacement for GMC 1970-1973 V8 Chevy big block Mark IV 7.4L/454 Replacement for GMC 1971-1972 V8 Chevy big block Mark IV 6.6L/402