600 CFM 4-Barrel Blower Carburettor - Shiny Finish
Mechanical Secondaries. Manual Choke

Model 4150 HP design
Chevrolet small block 2x4, 671 blower calibration
Four-corner idle system
Dual 50cc accelerator pumps
Replaceable air bleeds
Shiny finish
Mechanical secondary
Boost referenced power valve
Throttle lever cut off for clearance on a sideways application