Mechanical Secondaries. No Choke. 4150 Series
HO0-80577S
0-80577S
Model 4150HP design Big block Chevrolet 2x4, 871 & 1071 blower calibration Four-corner idle system Screw-in air bleeds Dual 30cc accelerator pumps Shiny Finish Mechanical secondary Boost referenced power valve Throttle lever cut off for clearance on a sideways application