DEMON CARBURETION Calibration Kit - Street Demon P/N - 1921 license-plate-lights 5L V8 1970 - 1973

5L V8 1970 - 1973 Mercury Montego 429/7L V8 1972 - 1974 Ford Ranch Wagon 460/7

75/8 V 1965 - 1967 Oldsmobile Cutlass 4/8 V 1968 - 1971 Oldsmobile Cutlass 3

Check your OEM hose and choose an Early or Late style adapter

Type: Resonator

DEMON CARBURETION Calibration Kit - Street Demon P/N - 1921 license-plate-lights 5L V8 1970 - 1973Overview: 625 Street Demon calibration kits feature an assortment of metering rods, jets and step up springs to fine tune to your application. Features: Primary main jet assorment of . 074, . 076, . 080 and . 082 Secondary main jet assortment of . 078 and . 082 Metring rod assortment of . 056 . 048, . 058 . 050, . 058 . 052, . 060 . 050, . 062 . 054 and . 064 . 056 Step Up spring assortment of orange, blue, yellow and silver springs Hard yellow