The is a great street/strip 4150 throttle body. It bolts up to many intake manifolds, and flows more air than most 4500 carburetors. Accufab’s 4150 flows 1215 CFM and has four 1-3/4″ brass plates.
This model uses late model GM electronics (TPS and IAC) which are included. Comes with progressive linkage.
Part #: 4B-4150BK