Description

Features; Designed & calibrated for optimum street performance in small-block & some big-block engines. Includes both timed & vacuum ports, manual/electric choke, single/dual inlet fuel supply, metering jets- primary- .101?, secondary .098?, metering rods- .070? x .037?, step up spring- orange 5? hg. Rebuild kit BY1477. Calibration kit BY1948. BY1906 650cfm AVS2 electric choke square bore