1968 Pontiac Catalina Engine: 6.6L V8; Primary; Carb MFG: R-4; Carb Model: 4MV;. 1968 Pontiac Catalina Engine: 7.0L V8; Primary; Carb MFG: R-4; Carb Model: 4MV;. 1968 Pontiac Catalina Submodel: Ventura; Engine: 6.6L V8; Primary; Carb MFG: R-4; Carb Model: 4MV;.
